When did Underground Marvels Season 2 Episode 1 air?
Underground Marvels Season 2 Episode 1 aired on August 5, 2021.
Underground Marvels
Historians, engineers, and experts take a look at the underground structures, systems, and phenomena that exist beneath our feet.
Season 2 · Episode 1
Hotel Bunker of the Apocalypse
Aug 5, 2021·45m
The top-secret construction of a massive nuclear bunker remained concealed under a palatial West Virginia hotel for decades, and now, experts reveal how this vast subterranean structure was one of the most closely guarded Cold War secrets in US history.
Episode FAQ
Direct answers for episode-level questions and details.
How long is Underground Marvels Season 2 Episode 1?
This episode runs for approximately 45 minutes.
Comments
Comments coming soon
Discuss episodes with other viewers