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6 Seasons
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S2 E1 3/20/18

Armageddon Highway

A strange Cuban prison, an eerie escape route built for Armageddon, and an underwater marvel that changed history are mysterious deserted engineering projects, and new discoveries reveal how they were built and why they were abandoned.

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Discovery Exploration

Seasons

Episode   1

Armageddon Highway

Episode   2

Curse of the Haunted Prison

Episode   3

Arctic Hell Pit

Episode   4

Desert Ghost Fort

Episode   5

Conspiracy on Devil's Mountain

Episode   6

Secrets of the Alien Shrine

Episode   7

Amazon Ghost Town

Episode   8

Sea Fortress of Doom

Episode   101

Chernobyl's Deadly Secrets