Let me take you somewhere. Not to the bottom of the Atlantic Ocean — at least, not yet. First, to Lagos. Nigeria. Sometime in the late 1980s. A teenager who should probably have been revising for exams is instead sitting cross-legged on the floor of a library, holding a book that is older than most of the furniture around it, reading about a city beneath the sea.

There was no internet then. No Google. No YouTube rabbit holes. If you lived in Nigeria in that era, your world was curated for you by a very small number of gatekeepers: the Nigerian Television Authority, which gave you the same news at the same time whether you liked it or not; the radio, which did the same in audio form; and school textbooks, which were mostly concerned with things that would appear in exams. The information landscape was, to put it charitably, uniform. Everyone in the country was essentially consuming the same intellectual diet. The variation — the spice, the intrigue, the mind-expanding stuff — lived entirely in books. And not the recommended ones. The other ones.

Those were my books. I read Lobsang Rampa’s accounts of Tibet and astral projection. I read about metaphysics and the nature of consciousness. I read about the planets, about extraterrestrial life, about dimensions of reality that my physics teacher had never mentioned. I was not a peculiar child. I was simply a child who had discovered that the library had a back section, and that the back section was where the real conversations were happening.

Atlantis was in those conversations. Always. It sat at the intersection of everything that fascinated me: ancient civilisations, lost knowledge, the possibility that the story of human progress was not the straight line from primitive to modern that school implied, but something stranger — more circular, more interrupted, more mysterious. I could not satisfy my curiosity about it with what was available to me then. So I did what any self-respecting teenager with an overactive imagination does: I filled the gaps myself.

Decades later, with the internet and a library of research at my disposal, I return to the subject properly. Not to kill the mystery — there is still plenty of that — but to sort the myth from the evidence, the allegory from the archaeology, and to share what I find with anyone curious enough to follow me down here.

The water is warm. You will be fine. Probably.

Where Did Atlantis Come From? One Man, Two Dialogues, and 2,400 Years of Chaos

Here is the first thing to establish, cleanly and without ambiguity: every single account of Atlantis — every documentary, every novel, every conspiracy theory, every treasure hunt — traces back to one source. One man. One philosopher. Writing around 360 BCE in Athens.

His name was Plato. And he introduced Atlantis in two dialogues — ‘Timaeus’ and ‘Critias’ — as a story told by the Athenian statesman Solon, who had allegedly heard it from Egyptian priests in the city of Sais, who had allegedly preserved it from records dating back 9,000 years before Solon’s time. So by the time the story reaches us, it has passed through: Egyptian priests, to Solon, to an account written by one of Solon’s relatives, to Plato, who uses it as a philosophical device. That is a chain of provenance that would make any serious historian nervous, and it should make you nervous too.

Plato’s Atlantis was not subtle. He described a naval empire of extraordinary power and sophistication, located ‘beyond the Pillars of Hercules’ — what we now call the Strait of Gibraltar, meaning in the Atlantic Ocean. The civilisation was technologically advanced, morally corrupt, and geographically vast: a landmass ‘larger than Libya and Asia combined,’ ringed by concentric circles of land and water in a pattern of such geometric precision that it sounds, frankly, like something an architect designed at a drawing board rather than something that grew organically. The Atlanteans became arrogant. The gods, displeased, sank the entire continent into the ocean in a single day and night of catastrophic flooding.

The story has all the hallmarks of a moral parable. Advanced civilisation becomes proud. Gods punish pride with annihilation. Civilisation disappears. The lesson is preserved by those wise enough not to be proud. This is not a unique narrative structure in ancient literature. It is, in fact, one of the oldest story templates in human history. The question is whether Plato was writing history dressed as allegory, or allegory dressed as history.

His own student, Aristotle — not a man given to romantic flights — believed Plato invented it. ‘He who dreamed it up also made it vanish,’ Aristotle reportedly said. That quote has haunted the Atlantis debate for two millennia, because it comes from the man who knew Plato personally. If Aristotle, with all that access, concluded it was fiction, that is a significant data point. Not a conclusive one. But significant.

The Detail Problem.  One of the recurring arguments for Atlantis’ historical basis is the extraordinary specificity of Plato’s description. He gives measurements — the central island was 5 stades in diameter; the outer ring of water was 3 stades wide; the capital city, Cleito, was surrounded by alternating rings of land and sea. He gives materials — the palace walls were clad in orichalcum, a metal described as second in value only to gold. He gives institutions — the ten kings who governed the ten regions, the bull sacrifice rituals, the constitutional arrangements. Sceptics argue this level of detail is the mark of a skilled author constructing a believable world. Believers argue no one invents this much specificity for a metaphor. Both arguments are, annoyingly, reasonable.

The Case That It Is Pure Myth: Compelling, Inconvenient, and Mostly Correct

Let us be honest about the evidence against Atlantis, because intellectual honesty demands it and because the sceptical case is actually quite strong.

The geological record does not support the existence of a continent-sized landmass in the Atlantic Ocean within human memory. The Atlantic Ocean basin is a geologically stable spreading zone — the Mid-Atlantic Ridge is moving the Americas and Europe-Africa apart, not sinking landmasses. A continent the size of ‘Libya and Asia combined’ does not simply subside into the ocean floor in a single catastrophic event and leave no trace. The Azores, Madeira, the Canary Islands and other Atlantic island groups are volcanic in origin — they are the peaks of submarine mountains, not the remnants of a sunken continent. Sonar mapping of the Atlantic floor, conducted extensively since the mid-20th century, has found no submerged continental structure.

The timeline is equally problematic. Plato places Atlantis 9,000 years before Solon — roughly 9,600 BCE. At that date, according to all available archaeological evidence, human civilisation was in the Mesolithic period. People were hunter-gatherers. Cities did not exist. Writing did not exist. Naval empires certainly did not exist. The oldest known permanent human settlements — Jericho, Çatalhöyü — date to roughly 9,000 BCE at the earliest, and they were modest by any measure. A seafaring empire with metallurgy, architecture, and constitutional government operating 9,600 BCE is, on the current archaeological timeline, an impossibility.

“Plato was doing with Atlantis exactly what Homer did with Troy — wrapping a moral and political lesson inside a story compelling enough that people would still be arguing about it centuries later. He succeeded beyond anyone’s reasonable expectation.”

— Professor Paul Jordan, archaeologist and author of ‘The Atlantis Syndrome’

The linguistic evidence is also awkward for believers. Orichalcum — the mysterious metal described as coating the walls of Atlantis — was identified in 2015 when 39 ingots were recovered from a 2,600-year-old shipwreck off the coast of Sicily. Analysis confirmed it was a zinc-copper alloy: brass, essentially. A perfectly real, perfectly ordinary metal known to the ancient world. Not magical. Not alien. Brass.

And then there is the Pillars of Hercules question. Plato places Atlantis ‘beyond’ them. The Pillars of Hercules, for the ancient Greeks, represented the edge of the known world — the psychological boundary beyond which lay the unknown. Placing a lost civilisation ‘beyond the edge of the known world’ is a literary device, not a set of GPS coordinates. It is where you put things that are not meant to be found.

The Case That Something Real Is in Here: The Evidence That Refuses to Stay Quiet

And yet. And yet.

Here is the uncomfortable truth about the Atlantis debate: the sceptical case is strong, but it is not complete. Because while a continent in the Atlantic is geologically impossible, several of the specific elements in Plato’s account correspond to real historical events with a precision that is difficult to dismiss as coincidence.

The most compelling is Thera — modern Santorini. Around 1600 BCE, the volcanic island of Thera in the Aegean Sea experienced one of the largest volcanic eruptions in recorded geological history. The eruption was of such magnitude that it effectively destroyed the island, collapsing the volcanic cone into the sea and generating tsunamis estimated at 150 metres in height that devastated coastal civilisations across the eastern Mediterranean. The Minoan civilisation on Crete — an extraordinarily sophisticated Bronze Age culture with advanced architecture, indoor plumbing, sophisticated art, and an extensive maritime trading empire — was effectively ended by the aftermath. Cities disappeared. A naval empire vanished from history.

The parallels to Plato’s account are striking enough that many serious classicists and archaeologists — including Professor J.V. Luce of Trinity College Dublin and archaeologist Spyridon Marinatos — have argued that the Thera eruption and the collapse of Minoan civilisation is the historical kernel around which the Atlantis legend formed. The geography is wrong — Thera is in the Aegean, not the Atlantic — but the story template fits almost exactly: an advanced island civilisation, destroyed suddenly and completely, disappearing beneath the sea.

The Minoan Connection.  The Minoans, whose civilisation flourished from roughly 2700 to 1450 BCE, were the most sophisticated culture in the Bronze Age Mediterranean. They had running water, multi-storey buildings, elaborate frescoes, a writing system (Linear A, still not fully deciphered), and a trade network extending from Egypt to Anatolia. They built no city walls — the sea was their defence. Their administrative centre at Knossos on Crete had a palace complex of over 1,300 rooms. And then, following the Thera eruption and the tsunamis and the volcanic winter that followed, they were effectively gone within two generations. If you were Plato, looking for a historical precedent for a great island civilisation destroyed by the gods’ wrath, the Minoans would be your material.

Beyond the Minoan theory, the archaeological record of the 20th and 21st centuries has produced several finds that keep the Atlantis conversation alive at the edges of serious scholarship. The Bimini Road — a formation of large, flat limestone blocks discovered in 1968 off the coast of North Bimini in the Bahamas, lying in water about six metres deep — was immediately claimed by some researchers as evidence of a submerged ancient structure. Mainstream geology classifies it as a natural beach-rock formation. The debate has not fully resolved, because the geometric regularity of some of the blocks is genuinely unusual for a natural formation, and radiocarbon dating has produced results that do not fit the standard geological model cleanly.

In 2001, a Canadian exploration company, Advanced Digital Communications, discovered a formation of what appeared to be large symmetrical stone structures in 700 metres of water off the western coast of Cuba. The structures showed right angles, smooth surfaces, and a regularity inconsistent with natural geological processes. The Cuban government conducted follow-up expeditions. The findings were never fully published. The site has not been comprehensively investigated. Make of that what you will.

The ocean covers 71% of the Earth’s surface. We have mapped less than 25% of its floor in any detail. This means that three-quarters of the largest environment on our planet is, in practical terms, unknown to us. The idea that a submerged structure of significant age could exist down there, undiscovered, is not fanciful. It is statistically reasonable. The Atlantis myth may be literary. The possibility of undiscovered submerged archaeology is not.

The Conspiracy Theories: From Plausible to Glorious

No article about Atlantis is complete without a tour of the more imaginative theories, and I am delighted to provide one.

Edgar Cayce — the American psychic mentioned in our pyramids article, a man who was either the most gifted clairvoyant of the 20th century or the most convincing one — produced over 700 readings related to Atlantis between 1924 and 1944. In these readings, he described Atlantis as an extraordinarily advanced civilisation that possessed, among other technologies, a crystal power source called the Tuaoi Stone or the Firestone — a massive, faceted crystal that focused solar and cosmic energy and transmitted it wirelessly to power the civilisation’s machines. He claimed this crystal, if destabilised, contributed to Atlantis’ final destruction. He predicted that evidence of Atlantis would be found near Bimini in the Bahamas before 1969. The Bimini Road was discovered in 1968. Cayce had been dead for 23 years.

The Theosophy movement, founded by Helena Blavatsky in the 19th century, went considerably further. Blavatsky’s ‘The Secret Doctrine’ (1888) described Atlantis as the home of the fourth ‘Root Race’ of humanity — a civilisation of beings who were not fully human in the sense we understand, possessing psychic abilities and a direct connection to cosmic intelligence. The Atlanteans, on this reading, were not our ancestors. They were our predecessors: a different experiment in consciousness, one that failed and was swept away to make room for us. This theory is impossible to verify. It is also, as the sort of thing I used to read in Lagos library at sixteen, absolutely magnificent.

The ancient alien variant — because of course there is one — proposes that Atlantis was a colony established by extraterrestrial visitors as an experiment in human civilisational development. The advanced technology Plato describes: the metalwork, the architecture, the naval power — was not developed by humans but transferred to them by their non-human architects. When the experiment failed — when the Atlanteans’ arrogance outpaced their wisdom — the architects withdrew their support and the civilisation collapsed. This theory is structurally identical to several ancient mythological systems, including the Sumerian accounts of the Anunnaki and various Hindu cosmological narratives about divine beings withdrawing from human affairs.

“The very thing that makes Atlantis impossible to prove also makes it impossible to disprove. It exists in that maddening space where the absence of evidence is itself ambiguous.”

— Akin Akingbogun, right now, still not satisfied

What Atlantis Is Really About: The Myth We Cannot Stop Telling

I have been thinking about this since those library days, and I have come to believe that the persistence of the Atlantis legend — its extraordinary durability across 2,400 years and every culture it has touched — is not really about archaeology or geology or Plato. It is about something deeper in the human psyche.

We are obsessed with the idea of a lost golden age. A time before now when things were better, purer, more advanced, more connected to something essential that we have since lost. This theme runs through virtually every human culture: the Garden of Eden, the Hindu Satya Yuga (the age of truth), the Greek Age of Gold, the Norse Asgard. We seem constitutionally unable to believe that we are as good as it gets — that progress is linear and we are at the front of it. Something in us insists that we have been here before, at a higher level, and fallen.

Atlantis is the most vivid Western expression of this insistence. It allows us to imagine that someone, somewhere, once figured it all out — the perfect society, the sustainable technology, the harmonious civilisation — and that the secret of how they did it is still down there, waiting to be recovered. It is both a warning and a promise simultaneously. The warning: pride destroys. The promise: somewhere beneath the waves, the knowledge survives.

The reason it keeps drawing brilliant, serious people in — scientists, archaeologists, oceanographers, philosophers — is not that they lack critical thinking. It is that the question underneath the question is genuinely important: have we been here before? Is human civilisation older, and more interrupted, than our current chronology allows? Is the story of human progress the full story, or a chapter in something much longer?

Those are not trivial questions. And Atlantis, myth or not, has been asking them on our behalf for two and a half millennia.

A Final Word From the Boy in the Lagos Library

I started writing this article as a tribute to curiosity — specifically, to the kind of curiosity that flourishes in information scarcity. Because there was something about not being able to Google the answer that made the questions more alive. When you cannot resolve a mystery instantly, you have to live with it. You have to carry it around. You have to turn it over in your mind for weeks and months and, in some cases, decades. And in that slow turning, the question does something to you that an instant answer never could. It makes you a deeper thinker. It makes you comfortable with uncertainty. It teaches you that not knowing is not the same as not understanding.

We live now in a world of almost infinite information and, paradoxically, this has made us worse at sitting with mystery. We want resolution. We want the article that says definitely yes or definitely no. We are impatient with ‘we don’t know.’

Atlantis says: ‘We don’t know.’ And it has been saying it for 2,400 years, and it is still the most interesting conversation in the room.

The city may be a myth. The questions it asks are not. And somewhere beneath the surface of the world — the physical world or the intellectual one, take your pick — there are answers we have not yet had the courage or the instruments to retrieve.

When we find them — and I believe, with the particular faith of someone who spent his formative years in library back-sections, that we will — I suspect we will discover that the truth is stranger than Plato, more magnificent than Cayce, and considerably more humbling than anything we currently think we know.

The sea keeps its secrets. But not forever.