remains of the german bunker pzw 780 of the fortified front oder-warthe-bogen

remains german bunker pzw 780 fortified front oderwarthebogen architecture buildings city day daylight historic historical journey old sky sunny texture tourism town travel travelling panzerwerk poland staropole starpel hiding destroyed cracked worldwar ii war overgrown bushes tree grass meadow broken concrete eastwall defence line fortification germany one many built 1934 1935 19341935 trees small green nature history