Plato Was Right: The Archaeological Evidence the Academics Never Expected

Introduction

For more than a century, archaeology has treated Plato’s Atlantis as little more than an allegory. Students are taught that Atlantis was a philosophical invention. A morality tale. A fictional society created to demonstrate the dangers of arrogance and imperial ambition. (Plato’s Atlantis)

The problem with this explanation is simple.

Plato’s story contains an extraordinary number of specific claims.

He described a powerful maritime civilisation existing around 9,000 years before Solon. He placed it beyond the Pillars of Hercules in a sea that bears its name to this day – the Atlantic Ocean. He claimed it possessed fleets capable of travelling vast distances, maintained contact with distant lands, and ultimately disappeared beneath the sea following catastrophic flooding.

Most importantly, Plato claimed the survivors of this lost civilisation seeded both Egypt and Greece.

For generations, academics dismissed the entire account as fiction.

The archaeology now suggests they may have been wrong.

(Plato's Atlantis)
(Plato’s Atlantis)

1. Atlantis and the Atlantic

One of the most overlooked aspects of Plato’s account is geography.

Atlantis was not described as a Mediterranean civilisation.

It lay beyond the Pillars of Hercules in the Atlantic Ocean.

Today, the ocean itself still carries the name.

Whether the ocean was named after Atlantis or Atlantis after the ocean is ultimately irrelevant. What matters is that Plato was clearly describing a civilisation connected to the Atlantic world rather than the eastern Mediterranean.

That distinction becomes critically important when we consider what archaeology has discovered during the last few decades.

(Plato's Atlantis)
(Plato’s Atlantis)

2. The Lost World Beneath the North Sea

When Plato wrote his account, nobody knew that an enormous inhabited landscape once existed beneath the North Sea.

Today, we call it Doggerland.

During the Late Ice Age, Britain was connected to Europe by a vast plain crossed by rivers, lakes, forests and wetlands. This was not a small island. It was an entire country-sized landscape supporting human populations for thousands of years.

Then the climate changed.

The ice sheets melted.

Sea levels rose.

The land disappeared beneath the waves.

For centuries, such a drowned world would have been dismissed as fantasy.

Today, it is accepted in archaeology.

The existence of Doggerland alone demonstrates that Plato’s central premise – that large inhabited lands were lost beneath the sea – was not fantasy at all.

(Plato's Atlantis)
(Plato’s Atlantis)

3. The Great Flooding Event

Around 6200 BCE the Storegga tsunami and associated post-glacial flooding transformed the landscapes of north-west Europe.

Although flooding was not a single event, the combined effects of sea-level rise, coastal erosion and catastrophic inundation dramatically reduced the habitable land available to prehistoric populations.

The significance of this cannot be overstated.

An entire world disappeared.

Rivers vanished.

Coastlines moved.

Settlements were destroyed.

Migration became inevitable.

If a sophisticated maritime culture existed within Doggerland, it would have faced a simple choice:

Adapt, relocate or perish.

(Plato's Atlantis)
(Plato’s Atlantis)

4. Bouldnor Cliff Changes Everything

The discovery at Bouldnor Cliff is one of the most important archaeological finds ever made in Britain.

Dating to the seventh millennium BC, the site revealed evidence of advanced woodworking, boat use and long-distance connections.

Most remarkably, researchers recovered evidence of einkorn wheat.

This is not a trivial discovery.

Einkorn was not adopted in Britain for approximately another 3,000 years.

The presence of einkorn demonstrates contact with regions where the crop was already known and cultivated.

In other words, maritime connections already existed between Britain and distant communities long before conventional history would have us believe.

This single discovery destroys the notion that Mesolithic Britain was isolated from the wider world.

(Plato's Atlantis)
(Plato’s Atlantis)

5. Maritime Routes Create Ports

There is another implication that is rarely discussed.

Boats travelling between Britain and the Near East do not operate by magic.

They require food.

Fresh water.

Repairs.

Shelter.

Replacement crews.

Trade goods.

Every historical maritime network in history produced ports and anchorages.

The Phoenicians did it.

The Greeks did it.

The Romans did it.

The Vikings did it.

The Elizabethans did it.

There is no reason to imagine prehistoric sailors behaved differently.

Repeated voyages between the Atlantic and Anatolia would naturally create stopping points along the coasts of Iberia, southern France, Italy, Greece, and Egypt.

Over generations, these temporary anchorages would evolve into permanent trading communities.

Sailors would settle.

Families would form.

Local populations would mix.

Knowledge would spread.

This is how maritime civilisations have always operated.

(Plato's Atlantis)
(Plato’s Atlantis)

6. Plato’s Most Important Claim

Plato did not merely describe a lost civilisation.

He claimed that the survivors seeded both Egypt and Greece.

This is an astonishingly specific statement.

It creates a testable archaeological prediction.

If the account preserves genuine historical memory, then traces of unusual founder populations should appear in both Egypt and Greece during the period following the destruction of the Atlantic homeland.

Remarkably, that is exactly what the archaeology appears to reveal.

(Plato's Atlantis)
(Plato’s Atlantis)

7. Egypt: The First Foundation

The Egyptian evidence is striking.

The chronology reveals continuity rather than replacement.

EgyptGreece
Qarunian (7570–6200 BC)Aceramic Neolithic
Transitional Phase (6200–5550 BC)Early Neolithic
Early Faiyumian (5550–4650 BC)Nea Nikomedeia
Merimde (c.5000–4300 BC)Proto-Sesklo / Sesklo
Tasian (c.4500 BC onwards)Prodromos / Dimini

The populations associated with Merimde and the Tasian culture have been described as:

  • Long-headed.
  • Robust.
  • Physically distinct from many later Egyptians.
  • Generally taller than later predynastic populations.

Excavation reports also recorded individuals with sandy, ginger and even golden hair, leading archaeologists to suggest the existence of a fair strain within the population.

These are not modern interpretations.

They are observations recorded by the excavators themselves.

(Plato's Atlantis)
(Plato’s Atlantis)

8. Greece: The Second Foundation

The Greek evidence follows a remarkably similar pattern.

Early Neolithic populations appear on a timeline virtually identical to that of Egypt.

Sites such as Nea Nikomedeia, Sesklo and Prodromos represent some of the earliest organised communities in Europe.

Anthropological studies repeatedly describe Thessalian populations as predominantly long-headed.

At Prodromos, archaeologists discovered a remarkable cache of eleven human skulls deliberately placed beneath a house floor.

Dedicated anthropological investigations were conducted into these populations, exactly as occurred in Egypt.

The similarities are difficult to ignore.

EgyptGreece
Merimde long-headedThessalian populations described as long-headed
Tasian long-headedProdromos skull assemblage
Robust populationsFounder populations under anthropological study
Taller than later EgyptiansStature evidence incomplete
Fair-haired individualsEvidence currently absent
Continuity from earlier populationsContinuity from Early Neolithic founder settlements
(Plato's Atlantis)
(Plato’s Atlantis)

9. The Chronology Fits

When the chronology is compared directly, the pattern becomes even more remarkable.

DateNorth Sea / Atlantis ModelGreece
8000–7000 BCDoggerland extensiveMesolithic hunter-gatherers
7000–6500 BCPopulation displacement possibleEarliest Neolithic begins
6500–6000 BCLowland reductions continuingThessaly settlements expanding
6200–5500 BCTransitional phaseSesklo emerging
5500–5000 BCDoggerland fragmentedMajor Sesklo centre
5000–4500 BCSurvivor periodDimini and advanced settlements
4500–4000 BCMegalithic Structures EndIncreasing Aegean complexity
3500–3000 BCFarmers take over BritainCycladic maritime culture

The sequence is not proof.

But it is exactly the pattern we would expect if populations displaced from the Atlantic world contributed to later civilisations.

(Plato's Atlantis)
(Plato’s Atlantis)

10. The Allegory Has a Problem

The academic explanation has always been simple.

Atlantis was fictional.

The difficulty is that fictional stories are not supposed to generate accurate archaeological predictions.

Plato described:

  • A maritime civilisation.
  • An Atlantic homeland.
  • Catastrophic flooding.
  • A date close to the end of the Ice Age.
  • Survivors.
  • Egypt.
  • Greece.

Archaeology has now confirmed:

  • The drowned landscape.
  • The flooding.
  • The maritime networks.
  • Long-distance contacts.
  • Founder populations in Egypt.
  • Founder populations in Greece.

Nobody is claiming that every detail of Plato’s account has been proven.

What can no longer be maintained is the lazy assumption that the story was merely an allegory.

Two thousand four hundred years ago, Plato described a lost maritime world destroyed by rising seas whose survivors helped shape the civilisations that followed.

Today, archaeology is beginning to uncover evidence that such a world may have existed.

The greatest irony of all may be that the man historians dismissed as a storyteller was closer to the truth than the experts who spent a century insisting he was wrong.

(Plato's Atlantis)
(Plato’s Atlantis)

🌊 19 Reasons Why Doggerland Was Atlantis 🌊

The Atlantis Mystery Archaeology Doesn’t Want to Solve

For over 2,300 years, people have searched for Atlantis.

They have looked in the Mediterranean, the Atlantic Ocean, Antarctica, the Caribbean, Spain, Morocco, the Azores, and even Indonesia.

Yet there is a problem.

None of these proposed locations matches more than a handful of Plato’s descriptions.

Most require selective reading, reinterpretation, or outright dismissal of key details.

Doggerland is different.

Lying beneath the North Sea between Britain and Europe, Doggerland was a real landscape. It existed. It flooded. It supported human populations. And remarkably, when Plato’s account is compared to measurable evidence, the number of correspondences becomes difficult to ignore.

Here are 19 reasons why Doggerland remains the strongest candidate for Atlantis ever identified.


1️⃣ A Large Island Beyond the Mediterranean

Plato describes a vast landmass beyond the familiar world of the Mediterranean.

Doggerland once connected Britain to continental Europe and formed one of the largest habitable landscapes in north-west Europe before it disappeared beneath the sea.


2️⃣ A Vast Central Plain

Plato gives dimensions of approximately 2,000 by 3,000 stadia.

When converted into modern measurements, this equates to roughly 370 by 550 kilometres.

The reconstructed Doggerland plateau measures approximately 375 by 560 kilometres.

Few Atlantis candidates come anywhere close.


3️⃣ Mountains to the North

Plato describes mountains surrounding the northern edge of the plain.

Scotland, Norway and Scandinavia form exactly such a northern mountainous boundary around the North Sea basin.


4️⃣ A Landscape Dominated by Water

Atlantis was described as a landscape of rivers, channels and waterways.

Doggerland was criss-crossed by major river systems, wetlands, lakes, estuaries and palaeochannels now mapped beneath the North Sea.


5️⃣ A Maritime Civilisation

Plato repeatedly emphasises ships and seafaring.

The Atlantic façade and North Sea region contain overwhelming evidence for water-based movement, trade and communication.


6️⃣ Large-Scale Hydraulic Engineering

Plato describes canals and water management on a huge scale.

Britain and north-west Europe preserve extensive dykes, canals, causewayed enclosures and engineered earthworks whose original purposes remain debated.


7️⃣ Concentric Rings of Land and Water

One of Atlantis’s most famous features.

Concentric enclosures, ring monuments and circular hydraulic structures occur throughout Atlantic Europe.


8️⃣ A Fertile Plain

Plato describes a rich agricultural landscape.

Pollen records, peat deposits and sediment analysis reveal that Doggerland supported extensive woodland, grassland and productive river valleys.


9️⃣ Marshes and Wetlands

Atlantis was rich in freshwater.

Geological reconstruction consistently shows Doggerland as a landscape dominated by lakes, marshes, rivers and elevated groundwater systems.


🔟 Elephants

Critics often dismiss this detail.

Yet elephant remains are not only known from Europe—they are known from Britain.

Elephant, mammoth and hippopotamus remains have all been recovered from Britain and the North Sea basin.


1️⃣1️⃣ Advanced Engineering

Plato describes a highly organised civilisation.

The megalithic monuments of north-west Europe required surveying, transport, planning and engineering on a remarkable scale.


1️⃣2️⃣ Large Fleets

Atlantis supposedly maintained a fleet of around 1,200 ships.

Whether the exact number is correct is irrelevant.

Any maritime civilisation operating at this scale would require sophisticated navigation and environmental prediction.


1️⃣3️⃣ Environmental Monitoring Systems

This is where Stonehenge becomes important.

Stonehenge Phase 1 appears to function as a predictive lunar and tidal system operating within a water-dominated landscape.

Such infrastructure would be essential to a maritime culture.


1️⃣4️⃣ Progressive Flooding

Plato does not describe Atlantis disappearing overnight.

He describes destruction through flooding.

Doggerland vanished over thousands of years through repeated marine transgressions and rising sea levels.


1️⃣5️⃣ The Loss of the Homeland

Eventually, only fragments remained.

Between approximately 5200 and 4200 BCE the final Doggerland archipelago disappeared beneath the North Sea.


1️⃣6️⃣ Population Dispersal

What happens when a homeland disappears?

People move.

The concentration of megalithic monuments across Britain, Ireland, Brittany, Denmark, and the Low Countries is consistent with populations relocating along the margins of the former basin.


1️⃣7️⃣ Preservation of Memory

Civilisations remember disasters.

Stonehenge Phase 2 may represent the monumentalisation of that memory, transforming an earlier functional system into a permanent stone memorial.


1️⃣8️⃣ Physical Links to the Lost Land

Memory is often preserved through objects.

The Altar Stone may provide a physical connection between Stonehenge and the broader northern landscape associated with Doggerland.


1️⃣9️⃣ A Great Civilisation Remembered

Plato claimed Atlantis survived as a story long after the land itself disappeared.

If a maritime culture occupied Doggerland and its destruction became embedded within oral tradition, Plato’s account may preserve the final echo of a real prehistoric catastrophe.


The Real Question

Taken individually, none of these points proves the existence of Atlantis.

But that is not the test.

The test is whether any other Atlantis candidate matches so many independent categories simultaneously.

✅ Geography

✅ Dimensions

✅ Chronology

✅ Hydrology

✅ Environmental reconstruction

✅ Flooding history

✅ Maritime capability

✅ Engineering requirements

✅ Monument distribution

✅ Cultural memory

Most Atlantis theories match one or two features.

Doggerland matches nearly all of them.

The question is no longer:

“Could Plato have described a flooded landscape?”

The evidence suggests he probably did.

The real question is:

What other known landscape matches Plato’s description better than Doggerland?

So far, nobody has produced one.


PODCAST

Author’s Biography

Robert John Langdon, a polymathic luminary, emerges as a writer, historian, and eminent specialist in LiDAR Landscape Archaeology.

His intellectual voyage has been interwoven with stints as an astute scrutineer in government and grand corporate bastions, a tapestry spanning British Telecommunications, Cable and Wireless, British Gas, and the esteemed University of London.

A decade hence, Robert’s transition into retirement unfurled a chapter of insatiable curiosity. This phase saw him immerse himself in Politics, Archaeology, Philosophy, and the enigmatic realm of Quantum Mechanics. His academic odyssey traversed the venerable corridors of knowledge hubs such as the Museum of London, University College London, Birkbeck College, The City Literature Institute, and Chichester University.

In the symphony of his life, Robert is a custodian of three progeny and a pair of cherished grandchildren. His sanctuary lies ensconced in the embrace of West Wales, where he inhabits an isolated cottage, its windows framing a vista of the boundless sea – a retreat from the scrutinising gaze of Her Majesty’s Revenue and Customs, an amiable clandestinity in the lap of nature.

Exploring Prehistoric Britain: A Journey Through Time

My blog delves into the fascinating mysteries of prehistoric Britain, challenging conventional narratives and offering fresh perspectives grounded in cutting-edge research, particularly LiDAR technology. I invite you to explore some key areas of my research. For example, the Wansdyke, often cited as a defensive structure, is re-examined in light of new evidence. I’ve presented my findings in my blog post Wansdyke: A British Frontier Wall – ‘Debunked’, and a Wansdyke LiDAR Flyover video further visualises my conclusions.

My work also often challenges established archaeological dogma. I argue that many sites, such as Hambledon Hill, commonly identified as Iron Age hillforts, are not what they seem. My posts Lidar Investigation Hambledon Hill – NOT an ‘Iron Age Fort’ and Unmasking the “Iron Age Hillfort” Myth explore these ideas in detail and offer an alternative view. Similarly, sites like Cissbury Ring and White Sheet Camp receive re-evaluations based on LiDAR analysis in my posts “Lidar Investigation Cissbury Ring through time” and “Lidar Investigation White Sheet Camp,“ revealing fascinating insights into their true purpose. I have also examined South Cadbury Castle, often linked to the mythical Camelot56.

My research also extends to ancient water management, including the role of canals and other linear earthworks. I have discussed the true origins of Car Dyke in multiple posts, including Car Dyke – ABC News Podcast and Lidar Investigation Car Dyke – North Section, which suggest a Mesolithic origin 2357. I also explore the misidentification of Roman aqueducts, as seen in my posts on the Great Chesters (Roman) Aqueduct. My research has also been greatly informed by my post-glacial flooding hypothesis, which has helped explain landscape transformations over time. I have discussed this hypothesis in several posts, including AI now supports my Post-Glacial Flooding Hypothesis and Exploring Britain’s Flooded Past: A Personal Journey

Finally, my blog also investigates prehistoric burial practices, as seen in Prehistoric Burial Practices of Britain and explores the mystery of Pillow Mounds, often mistaken for medieval rabbit warrens, but with a potential link to Bronze Age cremation in my posts: Pillow Mounds: A Bronze Age Legacy of Cremation? and The Mystery of Pillow Mounds: Are They Really Medieval Rabbit Warrens?. My research also includes astronomical insights into ancient sites, for example, in Rediscovering the Winter Solstice: The Original Winter Festival. I also review new information about the construction of Stonehenge in The Stonehenge Enigma.

Further Reading

For those interested in British Prehistory, visit www.prehistoric-britain.co.uk, a comprehensive resource featuring an extensive collection of archaeology articles, modern LiDAR investigations, and groundbreaking research. The site also includes insights and excerpts from the acclaimed Robert John Langdon Trilogy, a series of books that explore Britain during the Prehistoric period. Titles in the trilogy include The Stonehenge Enigma, Dawn of the Lost Civilisation, and The Post-Glacial Flooding Hypothesis, which offer compelling evidence of ancient landscapes shaped by post-glacial flooding.

To further explore these topics, Robert John Langdon has developed a dedicated YouTube channel featuring over 100 video documentaries and investigations that complement the trilogy. Notable discoveries and studies showcased on the channel include 13 Things that Don’t Make Sense in History and the revelation of Silbury Avenue – The Lost Stone Avenue, a rediscovered prehistoric feature at Avebury, Wiltshire.

In addition to his main works, Langdon has released a series of shorter, accessible publications, ideal for readers delving into specific topics. These include:

For active discussions and updates on the trilogy’s findings and recent LiDAR investigations, join our vibrant community on Facebook. Engage with like-minded enthusiasts by leaving a message or contributing to debates in our Facebook Group.

Whether through the books, the website, or interactive videos, we aim to provide a deeper understanding of Britain’s fascinating prehistoric past. We encourage you to explore these resources and uncover the mysteries of ancient landscapes through the lens of modern archaeology.

For more information, including chapter extracts and related publications, visit the Robert John Langdon Author Page. Dive into works such as The Stonehenge Enigma or Dawn of the Lost Civilisation, and explore cutting-edge theories that challenge traditional historical narratives.

Other Blogs

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Car Dyke Atlas – Prehistoric Canals – FREE Flipbook

Introduction

Step into a new era of historical exploration where cutting-edge technology meets centuries-old mysteries. Our latest publication not only redefines the story of one of Britain’s most enigmatic earthworks but also transforms the way you experience a book. Welcome to the launch of the groundbreaking Car Dyke Atlas and the innovative FusionBook 360 concept—a fusion of traditional scholarship and next-generation multimedia interactivity.


Unmasking the True Origins of Car Dyke

For centuries, Car Dyke was regarded as a relic of Roman engineering—a mere canal or drainage system that facilitated military logistics and agricultural management. However, our first-ever comprehensive LiDAR investigation has completely rewritten that narrative. By employing state-of-the-art laser scanning, we have penetrated the dense vegetation and hidden soil layers to reveal a much more complex story. The data, bolstered by advanced mathematical dating methods and AI-assisted analysis, demonstrate that Car Dyke is not Roman but prehistoric in origin, with roots dating to the Mesolithic and Neolithic periods.

Inside the Investigation

  • LiDAR Mapping: Our high-resolution scans provide unprecedented detail, capturing the full 103-mile span of Car Dyke. The imagery reveals intricate construction details and natural variations that traditional methods have overlooked.
  • Mathematical Dating: Utilising a novel approach that integrates archaeological finds with advanced algorithms, our team has applied mathematical theorems to establish a definitive timeline. This breakthrough challenges centuries of conventional wisdom and suggests a multi-phased construction history long before the Roman era.
  • Archaeological Integration: The Atlas includes comprehensive data from archaeological excavations—pottery shards, tools, and other artefacts—that further support the prehistoric origin of the Dyke.

LiDAR mapping reveals Car Dyke’s hidden prehistoric layers, challenging the Roman narrative.”
LiDAR mapping reveals Car Dyke’s hidden prehistoric layers, challenging the Roman narrative

The Car Dyke Atlas: A Deep Dive into History

Car Dyke Atlas is not merely a book—it is a complete digital and print repository of our groundbreaking research. With over 140 meticulously crafted illustrations, 58 audio files, 22 360° interactive maps, and 120 flyover video clips, the Atlas offers a multidimensional view of this ancient earthwork.

Key Sections of the Atlas

  • Preamble & Introduction: Sets the stage by summarising decades of archaeological debate and introducing our revolutionary LiDAR findings.
  • Methodology: Explains the innovative techniques, including advanced AI and mathematical models, that enabled us to accurately map and date Car Dyke.
  • Detailed Mapping & Analysis: Interactive maps and flyover videos allow readers to explore Car Dyke in minute detail—from its northern, central, and southern sections to the subtle variations in its elevation and course.
  • Comparative Archaeology: Chapters that juxtapose traditional interpretations with our new findings, offering a compelling case for re-evaluating Britain’s ancient landscape.
  • Multimedia Content: Beyond static images, the Atlas integrates audio narrations, expert discussions, and interactive elements that provide context and bring the research to life.
The Car Dyke Atlas offers a panoramic view of history—where detailed maps meet immersive multimedia.”
The Car Dyke Atlas offers a panoramic view of history—where detailed maps meet immersive multimedia.

FusionBook 360: A New Paradigm in Storytelling

In today’s fast-paced digital age, traditional books are evolving. FusionBook 360 represents the future of reading—a concept that reimagines the boundaries between print and digital media. This revolutionary format brings historical scholarship into the 21st century by seamlessly integrating interactive and multimedia elements into the reading experience.

What Makes FusionBook 360 Unique?

  • Dual Format Availability: Choose between a digital edition loaded with interactive features and a beautifully designed printed edition enhanced with QR codes that unlock a wealth of supplementary content.
  • Realistic Page-Turning Effects: Experience the nostalgic feel of flipping pages, complete with authentic sound effects, yet enjoy the benefits of digital enhancements.
  • Embedded Interactive Content: Access video introductions, expert panels, detailed audio narrations, and 360° maps—all within the book’s pages. Each chapter invites readers to engage more deeply with the content.
  • Cloud-Based Updates: Stay current with ongoing research. As new discoveries emerge, the book updates automatically, ensuring that your copy remains at the cutting edge of historical scholarship.
  • Smart Chatbot Integration: Have a question while reading? Our integrated chatbot provides instant answers and additional context, making your exploration seamless and interactive.
FusionBook 360 transforms your reading experience, merging the tactile pleasure of print with the limitless possibilities of digital interactivity.”
FusionBook 360 transforms your reading experience, merging the tactile pleasure of print with the limitless possibilities of digital interactivity.”

Bridging the Past and Future: The Impact of Our Research

The implications of our findings extend far beyond Car Dyke itself. By challenging the long-held view of Car Dyke as a Roman construct, we open up new avenues of research into prehistoric engineering and land management. Our work sets a new standard for historical inquiry, combining rigorous scientific analysis with the creative potential of modern multimedia technology.

Why This Matters

  • Rewriting History: Our research forces historians, archaeologists, and the public to reconsider the origins of Car Dyke and, by extension, the broader narrative of Britain’s ancient past.
  • Innovative Methodologies: The integration of LiDAR technology, AI, and mathematical analysis provides a blueprint for future studies in archaeology.
  • Enhanced Engagement: FusionBook 360 invites a wider audience—from academic experts to curious enthusiasts—to engage with history in a more dynamic, interactive way.
The Car Dyke Atlas
Where ancient mysteries meet modern innovation—redefining our understanding of the past.


Join Us on This Journey

Be part of a transformative moment in historical research and digital publishing. Whether you are a scholar, a technology enthusiast, or simply passionate about uncovering the secrets of our past, the Car Dyke Atlas and FusionBook 360 offer an unparalleled journey into history.


By merging rigorous scientific inquiry with immersive multimedia technology, we’re not just telling history—we’re experiencing it. Step into a world where every page turns into a window to the past, and where the future of historical research is unfolding right before your eyes.

For more exclusive content, behind-the-scenes insights, and regular updates, visit our website and follow us on social media.


Car Dyke – ABC News Podcast

Summary

The book ‘The Car Dyke LiDAR Atlas’ presents a thorough investigation of the Car Dyke, a large ancient waterway in Britain. Using LiDAR technology, the author argues that the Dyke is much older than previously thought, dating back to the Mesolithic/Neolithic periods, and was likely used for transportation and water management rather than simply as a Roman drainage channel or defensive barrier. The book features detailed maps and analysis of the Dyke’s construction and course, including insights into the surrounding landscape and archaeological finds, to support the author’s conclusions.


Car Dyke Audio Book

Britain’s first-ever LiDAR investigation and mapping project of Car Dyke.

Downloadable audio file: https://drive.google.com/file/d/1z17XHVqzTVc8mrtk7Wkx7d-5uI_8tQuD/view

Unveiling the Truth: The Real History of Britain’s Dykes

For over a century, conventional archaeology has promoted the idea that Britain’s great Dykes—such as Offa’s Dyke and Wansdyke—were built by the Saxons as defensive barriers. These theories, based on limited fieldwalking evidence and subjective interpretation, have gone largely unchallenged. But what if this widely accepted narrative is completely wrong?

Car Dyke: The Key to a Forgotten Past

Car Dyke has long stood apart, defying the traditional explanations of Saxon territorial defence. When a boat laden with goods was discovered at the bottom of Car Dyke—dating back hundreds of years before the Saxons arrived in Britain—it should have rewritten history. Yet, mainstream archaeology dismissed this evidence, continuing to support outdated theories.

Revolutionary New Findings with LiDAR Technology

Using cutting-edge LiDAR mapping, our research has uncovered undeniable proof that Car Dyke and similar Dykes are not Saxon or even Roman constructions. Instead, they are intricately linked to ancient paleochannels, suggesting an advanced transportation and water management system that predates recorded history. Our new maps have corrected the estimated length of Car Dyke from 85 miles to 103 miles, aligning with the theories proposed by William Stukeley nearly 300 years ago. His claim that the Dyke supported the Roman occupation of Lincolnshire by facilitating troop and resource movements has now been scientifically validated.

Redefining Britain’s Longest Dyke

This research now positions Car Dyke as Britain’s longest Dyke, surpassing Offa’s Dyke, previously believed to be 177 miles long. Our survey reveals that Offa’s Dyke is, in fact, a series of smaller Dykes, totalling just 59.2 miles. Like Car Dyke, these ancient waterways were repurposed by the Romans for transportation and resource extraction, fundamentally shifting our understanding of Britain’s infrastructure.

A Groundbreaking Discovery: The Mesolithic and Neolithic Origins of the Dykes

Our mathematical analysis reveals that Car Dyke, Offa’s Dyke, and Wansdyke predate both the Romans and Saxons, tracing their origins back to the Mesolithic and Neolithic periods. This breakthrough challenges the established archaeological timeline and presents a compelling case for an advanced prehistoric civilisation. Could these ancient canals have been used to transport the massive stones of Britain’s megalithic structures? Our findings suggest they very well could have.

Rewriting the History of Britain’s Past. This book uncovers the real purpose and origins of Britain’s enigmatic Dykes, using cutting-edge technology and rigorous analysis to challenge centuries of academic assumptions. If you’re ready to explore the truth behind Britain’s forgotten past, this book will change everything you thought you knew about history.

NB. The tile references relate to their site’s FREE DEFRA LiDAR surveys, which are available on their site: .https://environment.data.gov.uk/survey


Car Dyke LiDAR Flyover


Softback B/W Edition for Amazon – with QR codes to the interactive website links

The Car Dyke Atlas
The Car Dyke Atlas

Softback Colour Edition for Amazon – with QR codes to the interactive website links

The Car Dyke Atlas
The Car Dyke Atlas

Further Reading

For those interested in British Prehistory, visit www.prehistoric-britain.co.uk, a comprehensive resource featuring an extensive collection of archaeology articles, modern LiDAR investigations, and groundbreaking research. The site also includes insights and extracts from the acclaimed Robert John Langdon Trilogy, a series of books exploring Britain during the Prehistoric period. Titles in the trilogy include The Stonehenge Enigma, Dawn of the Lost Civilisation, and The Post Glacial Flooding Hypothesis, offering compelling evidence about ancient landscapes shaped by post-glacial flooding.

To further explore these topics, Robert John Langdon has developed a dedicated YouTube channel featuring over 100 video documentaries and investigations that complement the trilogy. Notable discoveries and studies showcased on the channel include 13 Things that Don’t Make Sense in History and the revelation of Silbury Avenue – The Lost Stone Avenue, a rediscovered prehistoric feature at Avebury, Wiltshire. (The Great Farming Hoax – Einkorn Wheat)

In addition to his main works, Langdon has released a series of shorter, accessible publications, ideal for readers delving into specific topics. These include:

For active discussions and updates on the trilogy’s findings and recent LiDAR investigations, join our vibrant community on Facebook. Engage with like-minded enthusiasts by leaving a message or contributing to debates in our Facebook Group.

Whether through the books, the website, or interactive videos, we aim to provide a deeper understanding of Britain’s fascinating prehistoric past. We encourage you to explore these resources and uncover the mysteries of ancient landscapes through the lens of modern archaeology.

For more information, including chapter extracts and related publications, visit the Robert John Langdon Author Page. Dive into works such as The Stonehenge Enigma or Dawn of the Lost Civilisation, and explore cutting-edge theories that challenge traditional historical narratives. (The Great Farming Hoax – Einkorn Wheat)


Other Blogs

s

t

Car Dyke – ABC News PodCast

Summary

The book ‘The Car Dyke LiDAR Atlas’ presents a thorough investigation of the Car Dyke, a large ancient waterway in Britain. Using LiDAR technology, the author argues that the Dyke is much older than previously thought, dating back to the Mesolithic/Neolithic periods, and was likely used for transportation and water management rather than simply as a Roman drainage channel or defensive barrier. The book features detailed maps and analysis of the Dyke’s construction and course, including insights into the surrounding landscape and archaeological finds, to support the author’s conclusions.

Car Dyke Transcript

Welcome in deep divers ready to get our hands dirty.

Always up for a challenge, especially if it involves rewriting history.

Today we’re diving headfirst into the heart of eastern England.

Sounds intriguing. What’s on the agenda? Roman ruins, hidden treasure.

Even better, we’re tackling a seemingly unassuming ditch known as Car Dyke

A ditch. You’ve piqued my curiosity. There’s got to be more to it than meets the eye.

Oh, absolutely. This isn’t just any ditch car. Dyke has been hiding in plain sight for centuries, mislabeled as just another Roman canal.

I’m sensing a butt coming,

But thanks to some seriously cool tech. Lidar, our car dyke secrets are finally coming to light

Lidar for our listeners who aren’t familiar, it’s like giving archaeologist X-ray vision, right? Seeing beneath the surface without even lifting a shovel.

You got it. And that’s where Robert John Langdon’s work comes in his Car Dyke Atlas uses lidar to paint a whole new picture of this ancient waterway.

Okay. I’m hooked. We’ve got cutting edge technology and a fresh perspective on what we thought we knew. Let’s dive in.

Let’s start with the biggest bombshell car Dyke’s actual length. We used to think it was around 85 miles long. Not too shabby, right?

Impressive for sure.

Hold on to your hats, because LiDAR revealed it’s actually a whopping 103 miles long.

Well, that’s longer than any other known dyke in Britain. Talk about a game changer.

Yeah,

Suddenly we’re not talking about a local project. This suggests a level of planning and coordination that makes you rethink everything.

And that’s just the beginning. Remember those assumptions about car dyke being Roman? Well, LiDAR revealed something interesting. Instead of those ruler straight lines. The Romans loved some sections. Let’s just say they get a little. Wiggly. Not exactly the precision engineering we associate with Rome.

So not just longer, but potentially much older. This is where things get really interesting.

These wiggly sections, what makes them so special?

They often line up perfectly with ancient shorelines and natural springs. Features you wouldn’t know about without Lidar’s ability to see underground. It suggests construction happened when the Fens were a much wetter, wilder place.

So instead of battling the landscape like the Romans might have, these early builders worked with nature using their knowledge of water flow and natural springs to their advantage. Talk about ingenuity. It really highlights their adaptability and deep understanding of the environment.

It’s like comparing two completely different engineering philosophies, reflecting not just changing needs, but how technology evolved over thousands of years.

Absolutely. And that contrast is crystal clear when you look at Langdon’s maps, the early sections hugging the high ground, ensuring that natural flow from the springs,

And then the later Roman sections just slicing straight through.

It’s like they said, we’re the Romans, we build in straight lines.

But what’s amazing is how those early sections might have worked, just like modern canals, but without using locks, they relied on those natural gradients and carefully chosen routes to manage the flow of water.

Now that’s some clever engineering. Speaking of which, how did LiDAR help uncover these subtle differences in construction?

Imagine looking at an aerial photo of a dense forest. You see trees, right? But not what’s below. LiDAR strips away that canopy. It revealed subtle changes in elevation and vegetation that hinted at these different construction phases.

So it’s like they left us a hidden message written in the very landscape itself, and we finally have the tools to decipher it.

We’ve got this massive waterway, potentially pre-Roman, showing a deep understanding of water management. This can’t just be about irrigation, right? What was its purpose?

That’s the million dollar question. And it forces us to rethink our assumptions about life in prehistoric Britain. If these early sections of Car Dyke really do predate the Romans,

Which the lidar suggests they do.

Exactly. Then we’re talking about a society far more advanced and interconnected than we ever imagined.

This wasn’t just a weekend project. It was a mammoth undertaking requiring incredible coordination and collaboration, and that just wasn’t thought possible for people of that era.

It really flips the script on how we view them, doesn’t it? They weren’t just surviving, they were thriving. And Car Dyke, that just might be the key to understanding how.

############################ (Car Dyke – ABC News PodCast)

Car Dyke - ABC News PodCast
(Car Dyke – ABC News PodCast)

We’re back. Deep divers. Did you catch your breath yet? After that last revelation?

Honestly, I’m still wrapping my head around it. It really makes you wonder what else we’ve missed when it comes to our ancient ancestors.

Right? And get this, the plot thickens. It turns out Car Dyke might challenge one of our biggest assumptions about ancient dykes in general.

Okay. I’m listening. What assumption are we shattering today?

Well, we usually think of these huge ditches as, you know, defensive barriers. Like drawing a line in the sand. You stay over there. We’ll stay over here.

Yeah, like a giant keep out sign. But Car Dyke doesn’t quite fit that mould, does it?

Not one bit. This network, especially with those older sections connecting to lost shorelines. And get this paleo channels, they’re basically ancient dried up riverbeds. Points to something way more interesting.

So instead of walls, we’re talking about prehistoric highways. Like a way to actually connect with other settlements.

Bingo. Think about it. Moving goods, sharing ideas, all made possible by an intricate network of waterways. Long before the Romans ever marched in with their straight roads, the Britons were cruising along these waterways. And speaking of moving things,

You’re thinking about Stonehenge, aren’t you?

Busted. But seriously, those massive stones, Avebury, all of that moving them has always been a logistical head scratcher. Could Car Dyke hold the answer?

It’s a mind blowing thought, isn’t it? Imagine, instead of back breakingly dragging those stones over land, they were floating them along this intricate waterway system. So much more efficient and less disruptive. Picture a flotilla of prehistoric boats navigating these channels, those iconic stones on board not just cargo, but symbols of shared beliefs, maybe even religious ideas. It’s a completely different picture of prehistoric Britain, isn’t it?

Completely. It makes you realise how much we may have underestimated them. But okay, before we get too carried away, let’s bring it back to the data. Langdon doesn’t just stop it, at Lidar. He goes full on detective, analysing the objects found along car dyke. What he find.

This is where the statistical analysis comes in. Langdon looked at how likely it was to find such a large cluster of artefacts from specific eras. The Mesolithic, Neolithic and Bronze Age all along the Dyke.

Don’t keep us in suspense.

Let’s just say the results were, statistically speaking, through the roof. Way too many artifacts to be some happy coincidence.

So not just a few random things people dropped, but evidence of something much bigger going on.

Precisely. It strongly indicates that stretches of car dyke were hives of activity long before the Romans showed up.

Okay, so now we have this picture. A huge ancient network of waterways possibly used for trade transportation. Who knows what else. Then enter the Romans, Masters of engineering and straight lines. What did they make of this already existing infrastructure?

That’s the fascinating part. As ingenious as the Romans were, they were also incredibly practical. They saw the brilliance in those wiggly, meandering waterways, how they follow the natural lay of the land. And they rolled with it.

So a bit of where the Romans, we do things our way, but also a touch of, hmm, these prehistoric folks were on to something.

Exactly. They incorporated the preexisting knowledge into their own plans. You can actually see this in Car Dyke today. Some sections are those laser street Roman roads bear hair waterways, while others wiggle and wind following those ancient, more organic roots.

Talk about a fusion of styles. It speaks to Roman ingenuity, but also a respect for the people who came before. But this begs the question why were the Romans so drawn to Car Dyke  in the first place? Was it just strategic, or was there more to it? Langdon suggests this waterway may have been a key factor in the economy back then. Could we go as far as to call it a prehistoric economic engine?

##############################(Car Dyke – ABC News PodCast)

(Car Dyke - ABC News PodCast)

So we’re back. Last we left off, we were trying to wrap our heads around car dyke being this, well, prehistoric economic powerhouse, a bit of a bold statement that you think maybe, but think about it. What are the key ingredients for a thriving economy? You need resources, sure, but also the means to move them around, to connect, to exchange. Not just goods, but ideas. And that’s where car dyke comes in.

So it wasn’t just about moving stuff from point A to point B, but actually creating a system for growth and innovation.

Exactly. Car Dyke wasn’t just a ditch. It was an artery, a network of waterways breathing life into these settlements that might have otherwise been isolated. Imagine the possibilities. Suddenly you have specialized skills. Trade routes, a breeding ground for new ideas. All thanks to this intricate water system.

Okay, I’m starting to see the bigger picture, but what evidence did Langdon find that really supports this prehistoric Silicon Valley theory?

Well, he points to the clusters of specific artifacts found along car dyke tools, pottery, remnants of early metalworking, all concentrated in ways that suggest something beyond just your average everyday life.

More like specialized workshops, right? Taking advantage of the waterway, both to get their raw materials and then ship out whatever they created.

Precisely. And it makes you look at those wiggly sections, those seemingly less efficient paths in a whole new light.

They weren’t just following the terrain, they were strategically connecting these hubs of activity.

Exactly. Plus, we can’t forget the sheer scale of this thing. Building and maintaining 103 mile waterway, even with prehistoric tools, would have taken massive coordination and organization.

We’re talking next level project management, leadership, planning, resource allocation. It boggles the mind, not to mention the exchange of knowledge that must have happened along the way.

Right? Think about all those different groups coming together, each with their own skills and knowledge. That kind of collaboration, that cross-pollination of ideas, it’s the perfect recipe for innovation.

So not just an economic engine, but a melting pot of ideas and innovation. It’s amazing to think that this simple ditch might hold the key to understanding how complex societies developed in prehistoric Britain.

It really makes you wonder what else is still out there, hidden just beneath the surface, waiting for us to uncover it,

And to think all it took was a fresh perspective, a healthy dose of curiosity, and of course, the magic of Lidar.

Who knows what other mysteries are waiting to be revealed

To all you deep divers tuning in. If this exploration of Car Dyke has taught us anything, it’s that history is full of surprises. So keep questioning, keep exploring. And who knows, maybe you’ll make the next big discovery. Until next time, happy digging.

Car Dyke the eBook with be available from www,prehistoric-britain.co.uk website from 1st November 2024 price £4.95.

(Car Dyke – ABC News PodCast)

Further Reading

For information about British Prehistory, visit www.prehistoric-britain.co.uk for the most extensive archaeology blogs and investigations collection, including modern LiDAR reports.  This site also includes extracts and articles from the Robert John Langdon Trilogy about Britain in the Prehistoric period, including titles such as The Stonehenge Enigma, Dawn of the Lost Civilisation and the ultimate proof of Post Glacial Flooding and the landscape we see today.

Robert John Langdon has also created a YouTube web channel with over 100 investigations and video documentaries to support his classic trilogy (Prehistoric Britain). He has also released a collection of strange coincidences that he calls ‘13 Things that Don’t Make Sense in History’ and his recent discovery of a lost Stone Avenue at Avebury in Wiltshire called ‘Silbury Avenue – the Lost Stone Avenue’.

Langdon has also produced a series of ‘shorts’, which are extracts from his main body of books:

The Ancient Mariners

Stonehenge Built 8300 BCE

Old Sarum

Prehistoric Rivers

Dykes ditches and Earthworks

Echoes of Atlantis

Homo Superior

Other Blogs

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Car Dyke – North Section

This is a primary report of the first LiDAR mapping of Car Dyke in Lincolnshire

Introduction

Car Dyke is one of the most enigmatic and intriguing remnants of Roman engineering in Britain.  Stretching across the Fens of Eastern England, this ancient waterway has puzzled historians, archaeologists, and enthusiasts for centuries.  Theories about its purpose and origin are as varied as they are compelling, reflecting the complexities of interpreting ancient structures without definitive historical records.  This introduction aims to present a comprehensive overview of Car Dyke, encompassing both past and current theories regarding its use and origin.

Car Dyke: A Brief Description

Car Dyke runs for approximately 85 miles (137 kilometres) from Waterbeach in Cambridgeshire to the River Witham near Lincoln.  Its construction is attributed to the Roman period, specifically around the 1st or 2nd century AD.  The Dyke consists of a broad, shallow ditch with accompanying banks, a typical feature of Roman civil engineering, yet its exact function remains a matter of debate.

Early Theories: Navigational and Defensive Purposes

The earliest theories about Car Dyke’s purpose centred around its potential use as a navigational canal.  Some scholars suggested that the Romans constructed it to facilitate the movement of goods and troops across the Fenlands, which were notoriously difficult to traverse due to their marshy nature.  This theory aligns with the Romans’ known prowess in building canals and other hydraulic structures throughout their empire.

Another prevalent early theory posited that Car Dyke served a defensive purpose.  Given the strategic importance of controlling the Fenlands, it was speculated that the Dyke might have been part of a broader military defence network.  The presence of Roman forts and settlements along its route lends some credence to this idea, suggesting that the Dyke could have been a boundary or a means to control movement through the region.

(Car Dyke - North Section)

Our Research

We have now sucessfully mapped the northern section of Car Dyke and located all the findings from periods from Mesolithic Period to modern times. Our objective is to discover or confirm the construction date of the Dyke and its function.

(Car Dyke - North Section)
Fens

The first aspect of the maps show that Car Dyke ‘hugs’ the raised shorelines of the Fen Area. This is in contrast to the modern and some Roman drainage ditches.

(Car Dyke - North Section)
Car Dyke – Profile

Locks and Water Management

One of the most striking anomalies observed in the Car Dyke is the varying elevation profile along its course. Contrary to what might be expected from a Roman engineering project, the dyke does not maintain a flat or consistent gradient. In fact, in some sections, the elevation fluctuates by as much as 4 meters (14 feet) without the apparent use of locks to regulate water flow.

This irregularity raises intriguing questions about the design and function of the Car Dyke. Historically, Greek engineers were pioneers in using canal locks, employing them to manage water levels in the Ancient Suez Canal as early as the 3rd century BC. Similarly, under Emperor Trajan, the Romans utilised sluice gates to control water flow at the entrance to the Red Sea, extending the canal south to what is now Cairo to improve water inflow.

The possibility that the Romans might have used ancient pound locks to manage height differences in canals has been proposed by several scholars. These locks would have allowed for regulating water levels and bridging elevation gaps, much like modern lock systems. However, the absence of clear archaeological evidence for such structures in the Car Dyke—or elsewhere in Roman Britain—leaves this hypothesis unresolved.

Given the significant elevation changes along the Car Dyke, the lack of any visible lock mechanisms suggests alternative explanations must be considered. It’s possible that natural springs or other water sources were strategically utilised to maintain water levels or that the dyke served a different purpose altogether, one that did not require precise water level management.

The question of whether ancient pound locks were used in the Car Dyke remains one of the many mysteries surrounding this ancient structure. Without concrete archaeological evidence, the debate is likely to continue. However, the abnormal elevation profile is a critical factor that must be addressed in any comprehensive analysis of the Car Dyke’s construction and function. As we delve deeper into the investigation, understanding how these variations in height were managed will be crucial to unravelling the true nature of this enigmatic alleged Roman legacy.

(Car Dyke - North Section)
Wibbly-Wobbly pathway is not of Roman design

Dyke Design

In examining the northern section of the Car Dyke, we observe two markedly different design patterns, each suggesting a distinct approach to engineering. The first pattern, characterised by a “wibbly-wobbly” alignment, closely follows the contours of higher land formations and hugs the shoreline. In contrast, the second design, which traverses the low-lying marshlands (indicated in blue), features the straight, linear precision typically associated with Roman engineering.

This stark contrast in design raises the possibility of looking at two different techniques, potentially indicative of two separate historical periods and civilisations at work. The “wibbly-wobbly” design, with its organic, meandering course, suggests a construction that prioritised the natural landscape, possibly indicating a pre-Roman origin. This approach aligns with a more ancient engineering practice, where the path of the dyke would have been dictated by the topography and the need to follow natural water sources or higher ground to avoid flooding.

The more uniform and linear sections of the dyke, on the other hand, are characteristic of Roman engineering. The Romans emphasised straight lines and efficient, purposeful design, often cutting across landscapes with little regard for natural obstacles. This technique is evident in their roads, aqueducts, and canals, where functionality and directness were paramount.

Given these observations, it is logical to hypothesise that the Car Dyke in its “wibbly-wobbly” form may have been an earlier construction, later adapted or reused by the Romans. This scenario suggests a continuum of engineering efforts, where the Romans recognised the utility of an existing structure and modified or extended it according to their own methods and needs.

Roman Roads and car dyke
Car Dyke and Roman Roads that are Straight

This theory of two distinct periods of construction is supported by the duality in the dyke’s design: the original, meandering path possibly built by an earlier civilisation and the later, more systematic Roman modifications. The reuse of earlier infrastructure by the Romans was not uncommon; they often incorporated and improved upon existing works, blending local traditions with their engineering principles.

While this hypothesis offers a compelling narrative, it remains speculative without further archaeological evidence. The precise dating of the different sections and the identification of specific construction techniques and materials will be crucial in confirming whether the “wibbly-wobbly” sections indeed predate the Roman modifications.

If this interpretation holds, it would provide valuable insights into the history of the region, illustrating a timeline where the Car Dyke evolved from a local engineering solution to a component of the expansive Roman infrastructure network. This layered history would highlight the Romans’ pragmatic approach to utilising existing resources and underscore the continuity and adaptation of engineering practices across different civilisations in Britain.

In conclusion, the northern section of the Car Dyke, with its dual design characteristics, likely reflects two distinct historical phases. The “wibbly-wobbly” sections suggest an earlier, possibly pre-Roman origin, later integrated into the Roman landscape through their characteristic straight-line construction. This scenario offers a fascinating glimpse into the interaction between different cultures and the evolution of engineering practices over time. Further research and excavation will be essential to validate this theory and fully understand the complex history of the Car Dyke.

The Maths and Proof of Concept

End of The Northern Section

This is the end of the Northern section and the Lincolnshire database. It allows us to examine the number of artefacts found and the probability that they were in use during this period. This probability is calculated by understanding the frequency of finds on Average over the entire county.  Consequently, this is the collective number of artefacts found in Lincolnshire:

To calculate the prior probabilities for each period based on the total number of finds in Lincoln, we first calculate the total number of finds across all periods:

Step 1: Total Number of Finds

Total Finds=13,723(Roman)+8,994(Medieval)+5,619(Post Medieval)+1,680(Early Medieval)+2,451(Iron Age)+2,091(Neolithic)+634(Mesolithic)+980(Bronze Age)=36,172\text{Total Finds} = 13,723 (\text{Roman}) + 8,994 (\text{Medieval}) + 5,619 (\text{Post Medieval}) + 1,680 (\text{Early Medieval}) + 2,451 (\text{Iron Age}) + 2,091 (\text{Neolithic}) + 634 (\text{Mesolithic}) + 980 (\text{Bronze Age}) = 36,172Total Finds=13,723(Roman)+8,994(Medieval)+5,619(Post Medieval)+1,680(Early Medieval)+2,451(Iron Age)+2,091(Neolithic)+634(Mesolithic)+980(Bronze Age)=36,172

Step 2: Calculate Prior Probabilities

Divide the number of finds for each period by the total number of finds:

P(Roman)=13,72336,172≈0.3794P(\text{Roman}) = \frac{13,723}{36,172} \approx 0.3794P(Roman)=36,17213,723​≈0.3794 P(Medieval)=8,99436,172≈0.2487P(\text{Medieval}) = \frac{8,994}{36,172} \approx 0.2487P(Medieval)=36,1728,994​≈0.2487 P(Post Medieval)=5,61936,172≈0.1554P(\text{Post Medieval}) = \frac{5,619}{36,172} \approx 0.1554P(Post Medieval)=36,1725,619​≈0.1554 P(Early Medieval)=1,68036,172≈0.0465P(\text{Early Medieval}) = \frac{1,680}{36,172} \approx 0.0465P(Early Medieval)=36,1721,680​≈0.0465 P(Iron Age)=2,45136,172≈0.0678P(\text{Iron Age}) = \frac{2,451}{36,172} \approx 0.0678P(Iron Age)=36,1722,451​≈0.0678 P(Neolithic)=2,09136,172≈0.0578P(\text{Neolithic}) = \frac{2,091}{36,172} \approx 0.0578P(Neolithic)=36,1722,091​≈0.0578 P(Mesolithic)=63436,172≈0.0175P(\text{Mesolithic}) = \frac{634}{36,172} \approx 0.0175P(Mesolithic)=36,172634​≈0.0175 P(Bronze Age)=98036,172≈0.0271P(\text{Bronze Age}) = \frac{980}{36,172} \approx 0.0271P(Bronze Age)=36,172980​≈0.0271

Summary of Prior Probabilities:

  • Roman: 0.3794
  • Medieval: 0.2487
  • Post Medieval: 0.1554
  • Early Medieval: 0.0465
  • Iron Age: 0.0678
  • Neolithic: 0.0578
  • Mesolithic: 0.0175
  • Bronze Age: 0.0271

Step 1: Define Prior Probabilities

Using the prior probabilities:

  • Roman: P(HRoman)=0.3794P(H_{\text{Roman}}) = 0.3794P(HRoman​)=0.3794
  • Bronze Age: P(HBronze Age)=0.0271P(H_{\text{Bronze Age}}) = 0.0271P(HBronze Age​)=0.0271
  • Neolithic/Mesolithic: P(HNeolithic/Mesolithic)=0.0753P(H_{\text{Neolithic/Mesolithic}}) = 0.0753P(HNeolithic/Mesolithic​)=0.0753

Step 2: Evidence Likelihoods Based on Local Data

Given the distribution of finds:

  • Roman: P(ERoman∣HRoman)=24132≈0.1818P(E_{\text{Roman}}|H_{\text{Roman}}) = \frac{24}{132} \approx 0.1818P(ERoman​∣HRoman​)=13224​≈0.1818
  • Bronze Age: P(EBronze Age∣HBronze Age)=47132≈0.3561P(E_{\text{Bronze Age}}|H_{\text{Bronze Age}}) = \frac{47}{132} \approx 0.3561P(EBronze Age​∣HBronze Age​)=13247​≈0.3561
  • Neolithic/Mesolithic: P(ENeolithic/Mesolithic∣HNeolithic/Mesolithic)=61132≈0.4621P(E_{\text{Neolithic/Mesolithic}}|H_{\text{Neolithic/Mesolithic}}) = \frac{61}{132} \approx 0.4621P(ENeolithic/Mesolithic​∣HNeolithic/Mesolithic​)=13261​≈0.4621

Step 3: Apply Bayes’ Theorem

Posterior Probability for Roman:

P(HRoman∣E)=0.1818×0.3794P(E)=0.0689P(E)P(H_{\text{Roman}}|E) = \frac{0.1818 \times 0.3794}{P(E)} = \frac{0.0689}{P(E)}P(HRoman​∣E)=P(E)0.1818×0.3794​=P(E)0.0689​

Posterior Probability for Bronze Age:

P(HBronze Age∣E)=0.3561×0.0271P(E)=0.0097P(E)P(H_{\text{Bronze Age}}|E) = \frac{0.3561 \times 0.0271}{P(E)} = \frac{0.0097}{P(E)}P(HBronze Age​∣E)=P(E)0.3561×0.0271​=P(E)0.0097​

Posterior Probability for Neolithic/Mesolithic:

P(HNeolithic/Mesolithic∣E)=0.4621×0.0753P(E)=0.0348P(E)P(H_{\text{Neolithic/Mesolithic}}|E) = \frac{0.4621 \times 0.0753}{P(E)} = \frac{0.0348}{P(E)}P(HNeolithic/Mesolithic​∣E)=P(E)0.4621×0.0753​=P(E)0.0348​

Step 4: Normalize the Posterior Probabilities

Sum of the calculated values for normalisation:

P(E)=0.0689+0.0097+0.0348≈0.1134P(E) = 0.0689 + 0.0097 + 0.0348 \approx 0.1134P(E)=0.0689+0.0097+0.0348≈0.1134

Now, calculate the normalised posterior probabilities:

  • Roman:

P(HRoman∣E)=0.06890.1134≈0.6074P(H_{\text{Roman}}|E) = \frac{0.0689}{0.1134} \approx 0.6074P(HRoman​∣E)=0.11340.0689​≈0.6074

  • Bronze Age:

P(HBronze Age∣E)=0.00970.1134≈0.0855P(H_{\text{Bronze Age}}|E) = \frac{0.0097}{0.1134} \approx 0.0855P(HBronze Age​∣E)=0.11340.0097​≈0.0855

  • Neolithic/Mesolithic:

P(HNeolithic/Mesolithic∣E)=0.03480.1134≈0.3069P(H_{\text{Neolithic/Mesolithic}}|E) = \frac{0.0348}{0.1134} \approx 0.3069P(HNeolithic/Mesolithic​∣E)=0.11340.0348​≈0.3069

Analysis and Interpretation:

  • Neolithic/Mesolithic: The higher frequency of finds in this period significantly increases its posterior probability to approximately 30.69%, which is quite substantial.
  • Roman: Despite having fewer finds in this area, the Roman period still has a high posterior probability due to its higher prior, but it is now only about 60.74%.
  • Bronze Age: The probability for the Bronze Age period remains lower at approximately 8.55%.

Conclusion:

The calculated probabilities show a more balanced view, with the Roman period still favoured but with a much stronger case for the Mesolithic/Neolithic period. This suggests that while Roman use of the Dyke is still likely, the Mesolithic/Neolithic period also holds significant importance, potentially indicating earlier use or occupation before the Romans.

Langdon Mathematics

While Bayesian theory often yields definitive results, its accuracy can be compromised due to its dependence on subjective prior assumptions, which may only sometimes reflect reality. If these priors are not well-chosen or are based on incomplete or biased information, the resulting analysis might be misleading.

Therefore, relying solely on Bayesian methods without considering the variability and complexity of archaeological data could lead to conclusions that only partially capture the nuances of the actual distribution of artefacts. My method, which focuses on spatial analysis and empirical data, addresses these limitations.

My approach to calculating finds would differ significantly. First, I would define the area where artefacts could be discovered—using Lincolnshire as a reference due to its comprehensive archaeological data. By doing so, we can estimate the expected number of artefacts per square meter of Lincolnshire land, offering a more objective and spatially grounded method for understanding artefact distribution.

As IA reports:

To calculate the percentage likelihood of finding an artefact from each period in a single square meter of Lincolnshire, we can follow these steps:

Step 1: Determine the Area of Lincolnshire

  • Area of Lincolnshire: Approximately 6,959 square kilometres (6,959,000,000 square meters).

Step 2: Calculate the Find Density

For each period, calculate the density of finds per square meter by dividing the total number of finds by the area of Lincolnshire.

​

Step 3: Calculate the Likelihood for Each Period

  1. Roman:

Likelihood: 0.000156%

  • Neolithic:

Likelihood: 0.000011%

  • Mesolithic:

Likelihood: 0.000004%

  • Bronze Age:

Likelihood: 0.000003%

Summary of Likelihoods in order of expectation:

  • Roman: 0.000156%
  • Medieval: 0.000129%
  • Post Medieval: 0.000081%
  • Early Medieval: 0.000024%
  • Iron Age: 0.000021%
  • Neolithic: 0.000011%
  • Mesolithic: 0.000004%
  • Bronze Age: 0.000003%

These percentages represent the likelihood of finding an artefact from each period in a square meter of Lincolnshire. Given the extensive activity during that time, the highest is for the Roman period, just marginally ahead of the Medieval period.

We now need to look at the search area (63 miles of the Northern End of Car Dyke) as listing on the LiDAR maps in the previous section of the book.  We must first calculate the total search area in square metres, count the number of finding within this area, and then compare against the expected number.

Summary of Expected Finds:

  • Roman: 15.83 artefacts
  • Medieval: 13.07 artefacts
  • Post Medieval: 8.19 artefacts
  • Early Medieval: 2.44 artefacts
  • Iron Age: 2.17 artefacts
  • Neolithic: 1.07 artefacts
  • Unknown: 0.59 artefacts
  • Modern: 0.50 artefacts
  • Mesolithic: 0.36 artefacts
  • Bronze Age: 0.34 artefacts

Summary of Items Found:

  • Mesolithic/Neolithic: 61 finds
  • Bronze Age: 47 finds
  • Roman: 24 finds

Calculate the Odds of This Kind of Find

For each period, the odds ratio of finding this many artefacts compared to the expected finds:

Step 4: Interpret the Results

  • Mesolithic/Neolithic: A massive 5589.72% increase and an odds ratio of 57.01 suggest significant activity during this period, far beyond what was expected.
  • Bronze Age: An even higher increase of 13723.53% and an odds ratio of 138.24 indicate the area was very important during the Bronze Age.
  • Roman: A modest 51.60% increase with an odds ratio of 1.52 suggests Roman activity, but not as dominant as the earlier periods.

Conclusion

The very high percentage increases and odds ratios for the Mesolithic/Neolithic and Bronze Age periods strongly suggest that the Car Dyke area was occupied and actively used during these times, with significant archaeological activity that exceeds what would be expected based on general Lincolnshire data. While still represented, the Roman period is less prominent in this area compared to the earlier periods.

This confirms other Dyke surveys such as Offa’s and Wansdyke that also show design (wibbly-wobbly) in construction attributed to the builders seeking natural springs rather than a direct line of route to maintain water levels which were achieved at a later date in history by locks.

Further Reading

For information about British Prehistory, visit www.prehistoric-britain.co.uk for the most extensive archaeology blogs and investigations collection, including modern LiDAR reports.  This site also includes extracts and articles from the Robert John Langdon Trilogy about Britain in the Prehistoric period, including titles such as The Stonehenge Enigma, Dawn of the Lost Civilisation and the ultimate proof of Post Glacial Flooding and the landscape we see today.

Robert John Langdon has also created a YouTube web channel with over 100 investigations and video documentaries to support his classic trilogy (Prehistoric Britain). He has also released a collection of strange coincidences that he calls ‘13 Things that Don’t Make Sense in History’ and his recent discovery of a lost Stone Avenue at Avebury in Wiltshire called ‘Silbury Avenue – the Lost Stone Avenue’.

Langdon has also produced a series of ‘shorts’, which are extracts from his main body of books:

The Ancient Mariners

Stonehenge Built 8300 BCE

Old Sarum

Prehistoric Rivers

Dykes ditches and Earthworks

Echoes of Atlantis

Homo Superior

Other Blogs

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