Why Switzerland Has 374,142 Bunkers (and likely more)
35:12
Why the Swiss Love Their Guns (more than Americans)
34:18
Why Saudi Arabia is Building a $1 Trillion City in the Desert
24:39
Testing the US Military’s Worst Idea
28:29
Submarines Are WAY Scarier Than You Think...Here's Why
10:45
Mission To Deep Underground Bunker Complex with Power
21:46
Exploring Hitler's Eagle's Nest!!! | History Traveler Episode 274
15:33
Inside the Doomsday Bunker for the Super Rich
35:11