Nazi Megastructures
U-Boat Base
This episode describes the immense and impenetrable concrete and steel submarine pens that the Nazis built to protect their precious and deadly U-boats from Allied attacks.
Plex login required
Sign in with Plex to view and queue download candidates.
Plex LoginEpisode details
Episode: S1E3
Aired: Nov 25, 2013
Runtime: Runtime TBD
