The Nazi's Lost Super Sub

7.6/10 · 28 votesNov 26, 202543 min

Ranked #6 of 6 in Season 17•−0.2 vs season avg

Discussion

Josh dives the frigid waters of the Baltic Sea in search of a revolutionary Nazi submarine: the V-80. Hitler ordered it scuttled to prevent the Allies from learning its secrets. Now, Josh risks it all to bring the prototype to the surface.

Previous episodeE3 · The Great Gold Rush Shootout Next episodeE5 · The Real Goonies Treasure

Seasons18

All 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Season 17 Episodes6

E1 7.7

Mysteries of the Great Pyramid

E2 7.8

Great Pyramid Secrets Revealed

E3 7.9

The Great Gold Rush Shootout

E4 7.6Now viewing

The Nazi's Lost Super Sub

E5 8.1

The Real Goonies Treasure

E6 7.9

Vanderbilt's Lost Steamship

Cast1

Josh Gates

Self - Host

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Episode Summary

"The Nazi's Lost Super Sub" is episode 4 of Expedition Unknown season 17. It scored 7.6/10 from 28 votes, ranking #6 of 6 episodes this season (season average 7.8). It aired on November 26, 2025.

Next: E5 · The Real Goonies Treasure Best of Season 17