Mysteries of the Abandoned · SEASON 6
The Thing on Hell Mountain
Episode 8 · 2020-05-14

- Documentary
Episode overview
A massive, alien-like fortress built into a mountainside is the central node to a network of pipelines that race outwards like tentacles; behind-the-scenes access reveals the secrets of why this strange complex was built and why it was abandoned.
45 minutes
Season 6 episodes
1. The World’s Strangest Disaster Zones2020-03-26
2. Swamp of Despair2020-04-02
3. End Times on Lake Michigan2020-04-09
4. Hell on Blood Island2020-04-16
5. Florida Doomsday Castle2020-04-23
6. The Killer in the Castle2020-04-30
7. Towers of Blood2020-05-07
8. The Thing on Hell Mountain2020-05-14
9. Anarchy on Ireland's Alcatraz2020-05-21
10. House of Horror2020-05-28
11. Nightmare at Fort Paranoia2020-06-04