Hitlers remote fortress and gun is still here. UNREAL WW2 location.
32:01
German WWII U-boat pen explored. ULTRA RARE explore INSIDE the U-boat bunker. NEVER SEEN IMAGES !
52:33
Opération Barbarossa - Au coeur des ténèbres (2/2) | L'hiver | ARTE
25:13
Hitlers craziest gun fortress ever made. 3 guns and a fortress INSANELY CRAZY built !
29:28
Into the Tunnels Beneath Hitler's Mountain | History Traveler Episode 321
54:32
Opération Barbarossa - Au coeur des ténèbres (1/2) | L'été | ARTE
30:24
INSIDE a INCREDIBLE German WW2 mountain fortress. The Germans did the unthinkable here..
56:16
La grotte Cosquer - Un chef-d'oeuvre en sursis | ARTE
3:25:40