Season 4
Drain the Oceans
8 EPISODES • 2021
Season 4 of Drain the Oceans was released on August 2 and consists of 8 episodes.

Season 3

Episodes

1: The Wild West
Aug 2, 2021
Uncovered clues from a famous Montana battleground, a 19th-century steamboat and a frontier ghost town reveal surprising truths about the Wild West.
2: The Battle for the Black Swan
Aug 2, 2021
Archaeologists and treasure hunters battle it out over half a billion dollars worth of gold and silver. Who will win the Battle for the Black Swan?
3: Hollywood
Aug 9, 2021
From a buried film set to a WW1 Navy ship and old fishing barge, we discover the role these ruins played in Hollywood movie-making history.
4: The First Americans
Aug 9, 2021
Clues from a 13,000-year-old skeleton and a submerged coastline reveal surprising insights about the first humans to arrive in the Americas.
5: Venice's Lost Empire
Aug 9, 2021
A 14th-century galley entombed in mud, a 16th-century hoard of luxury cargo, and a gruesome discovery reveal the rise and fall of the Venetian Empire.
6: Hurricane Apocalypse
Aug 17, 2021
Remnants of colonization attempts, a revolutionary refugee ship and submerged subway cars reveal hurricanes' impacts on America's past and its future.
7: The Great Barrier Reef
Aug 23, 2021
The mysterious sinking of Australia’s “Titanic”, a warship on a dangerous mission, and a ROV expedition searching for clues at the bottom of the reef.
8: Sea of Secrets
Aug 23, 2021
The Black Sea is a place of myth and legend and ships have sailed on its waters for millennia. Three wrecks unlock secrets of this mysterious sea.Remnants of colonization attempts, a revolutionary refugee ship and submerged subway cars reveal hurricanes' impacts on America's past and its future.
Season 5
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