Mysteries of the Abandoned
tv show
120 total episodes
-
12 seasons
First Aired April 20, 2017
Genres:
Overview
Documentary series investigating why some of the world's most advanced architectural achievements were abandoned.
Secrets of the Doomsday Caves
Season 5 - Episode 6 - 1h 45m
Air Date
November 07, 2019
Overview
A vast network of subterranean bunkers in the American west was home to the power to destroy nations, but today, this facility is deserted, and new discoveries reveal why this eerie place was built and why it was abandoned.