Geocaching: Die unheimlichen Panzerwerke der Nazis im Ostwall

We went to Festungsfront Oder-Warthe-Bogen in Poland for exploring countless armor works and underground tunnels systems, which had erected the Nazis in WW2 as a bulwark against the Red Army. Fascinating and scary at the same. Video & News:   / nathusworld   Pics:   / worldofgeocaching   Music in this movie: Floating Cities, Dama-May and Thunderbird by Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 License http://creativecommons.org/licenses/b...