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S3 E1

Underground Tunnels to Hell

Tunnels filled with human bones lie beneath the streets of Paris, and this horrifying engineering marvel points to a dark secret. Near the destroyed city of Pompeii lies an eerie complex of underground tunnels that some believe were a gatewell to Hell.

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The Latest

Discovery Exploration

Seasons

Episode   1

World's Strangest Ghost Towns

Episode   2

Labyrinth of the Dead

Episode   3

Pompeii's Gate to Hell

Episode   4

Escobar's Castle

Episode   5

Alien Hell Portal

Episode   6

Secret of Supervillain Island

Episode   7

Treasure of Outlaw Valley

Episode   8

Alaska's Fort Apocalypse

Episode   9

Haunting on Plague Island