Episode guide
Drain the Oceans: Season 4
8 episodes · first aired Aug 2, 2021
TMDB has no overview for this season.
- 1 The Wild West Aug 2, 2021 · 47m 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 · 47m 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 · 47m 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 · 47m 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 · 47m 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 · 47m 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 · 47m 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 · 47m 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…