The Greek philosopher Plato first described an ancient island kingdom buried beneath the sea around 360 BC. Since then, scientists and adventurers have searched for the sunken remains of Atlantis. They?ve combed through Plato?s Dialogues, looking for clues about whether Atlantis actually existed, where it was and how it vanished.

French geologist and prehistorian Jacques Collina-Girard believes Atlantis was a real place?a small mid-channel island sitting in what is now the Strait of Gibraltar that sank 11,000 years ago at the end of the last ice age, when rising seas deluged it along with six other nearby islands.
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