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Expedition Unknown

2015 Returning Series 48m episodes

8.1/10 78 votes

DocumentaryRealityAction & Adventure

The adventures of Josh Gates as he investigates unsolved iconic stories across the globe.

Cast:: Josh Gates
Language:: English
Country:: United States of America
Network:: Travel Channel

Episode guide

Seasons

19 available

Season 17

Episodes

Episode 1 selected

Still from Mysteries of the Great Pyramid

E01

Episode 1

★ 8.0

Mysteries of the Great Pyramid

2025-11-05

With exclusive access to one of the Seven Wonders of the Ancient World, Josh unravels wild conspiracy theories about the pyramid. Crawling through every passage under the pyramid, Josh searches for the lost tomb and treasure of Pharaoh Khufu.

Current episode

Still from Great Pyramid Secrets Revealed

E02

Episode 2

★ 8.2

Great Pyramid Secrets Revealed

2025-11-12

To solve the mystery of the pyramid's construction, Josh joins a daring experiment to replicate its ancient build; first-of-their-kind 3D scans of a mysterious tunnel system could uncover a labyrinth of secrets buried deep beneath the stone.

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E03

Episode 3

★ 7.0

The Great Gold Rush Shootout

2025-11-19

Gold Rush's Parker Schnabel joins Josh Gates to investigate an infamous California stagecoach robbery gone bad. Fighting a driving rainstorm, Josh leans on Parker's gold mining expertise to close in on the $10M lost treasure.

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E04

Episode 4

★ 8.0

The Nazi's Lost Super Sub

2025-11-26 · 43m

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.

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E05

Episode 5

★ 7.0

The Real Goonies Treasure

2025-12-03 · 42m

For the 40th Anniversary of The Goonies, Josh braves the Oregon coast to search for pirate treasure that inspired his all-time favorite movie. On the rocky shores of the Pacific, he finds pieces of a Spanish galleon that wrecked in 1694.

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E06

Episode 6

★ 7.5

Vanderbilt's Lost Steamship

2025-12-10 · 42m

Josh braves Nicaragua's croc-infested waters and snake-filled jungle to find the wreckage of the Orus. Chasing Gold Rush-era fortune, Vanderbilt's ship crashed on its maiden attempt to create a new route between the Atlantic and Pacific.

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