Expedition X

Whether trekking through the remote jungles of Cambodia in search of a legendary ape-man or exploring the secrets of the world’s largest cave system right here in the United States, the Expedition X team is taking viewers to the stranger side of the unknown.

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Created By
Status	Returning Series
Original Name	Expedition X
First Air Date	February 12, 2020
Last Air Date	March 19, 2025
Seasons	9
Episodes	66
Episode Runtime	43min
Language	English, Finnish
Original Language	English
Production Countries	—
Production Companies
Networks	Discovery

S09E09

Terror Behind Bars

Heather and Phil head to Tennessee's Brushy Mountain Penitentiary to investigate terrifying reports of possession and confront the violent, powerful, and hostile forces lurking in its remains.

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