The anti-tank barrages in front of Panzerwerk 717 which can be seen in the background. It is astonishing to see the impressive AT barrages of the Oder-Warthe-Bogen while very few bunkers had an anti-tank gun. In all, but one, cases this was an ordinary 3,7 cm gun that was stored in a garage in the bunkers, but that had to be used outside.