Secret Sunken Cities (Full Episode) | Drain the Oceans Compilations | National Geographic
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Lost civilizations, mysterious sunken cities, and legendary sites have all vanished beneath the waves. Can draining the seas help unlock their secrets? In this Drain the Oceans full episode compilation, scientists and archeologists set out to discover the truth about mysterious ancient civilizations. Was the lost city of Atlantis real? Did an ancient Roman luxury resort town really get buried by volcanic activity? Find out what secrets are kept under the waves.
Courtesy of National Geographic on YouTube. Watch on YouTube ↗
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