The Black Sea became a vast fresh-water lake. The Earth warmed, the oceans rose again and smashed through the Bosphorus Straits with the force of a hundred Niagara Falls, filling the Black Sea basin to its present level with the salt water of the oceans. The implications are enormous. Who lived by the Black Sea before the deluge? What may it tell us about the spread of Neolithic farming, culture and technology into Europe and beyond? Did this extraordinary event become the stuff of ancient storytelling, so that Noah and his Ark became a symbol for real people who were driven from their lands by a real flood?