Season 4

Season 4 episodes2019-04-04

Season 4

Documentary series investigating why some of the world's most advanced architectural achievements were abandoned.

Open first episode

Episodes

Season 4

Episode 1

World's Strangest Ghost Towns

45m

Episode 2

Secret of Supervillain Island

45m

Episode 3

Escobar's Castle

45m

Episode 4

Labyrinth of the Dead

45m

Episode 5

Treasure of Outlaw Valley

45m

Episode 6

Alaska's Fort Apocalypse

45m

Episode 7

Alien Hell Portal

45m

Episode 8

Pompeii's Gate To Hell

45m

Episode 9

Haunting on Plague Island

45m