UK / Australia,
2018, 7 h 50 min
(Length: 47 min)
VOD (1)
Episodes(10)
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Nazi Secrets (S01E01)
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Gulf of Mexico (S01E02)
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Lost Worlds of the Mediterranean (S01E03)
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Sunken Treasures (S01E04)
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Legends of Atlantis (S01E05)
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Deadly Pacific (S01E06)
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Egypt's Lost Wonders (S01E07)
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Mysteries of the China Seas (S01E08)
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Ultimate Battleships (S01E09)
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Malaysia Airlines 370 (S01E10)
Gallery (3)
Gulf of Mexico (S01E02)
Photo © National Geographic Channel
![Drain the Oceans - Season 1 - Gulf of Mexico - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/164/344/164344167_e9574c.jpg)
Lost Worlds of the Mediterranean (S01E03)
Photo © National Geographic Channel
![Drain the Oceans - Season 1 - Lost Worlds of the Mediterranean - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/164/348/164348306_0069d6.jpg)
Egypt's Lost Wonders (S01E07)
Photo © National Geographic Channel
![Drain the Oceans - Season 1 - Egypt's Lost Wonders - Photos](http://image.pmgstatic.com/cache/resized/w663/files/images/film/photos/164/331/164331042_bd6b54.jpg)