Rubuta ci gaba ga wannan sakin layi - Tare da ƙaruwa Allied bombardment na Hamburg
"Flak hasumiya" Flakturm IV tsarin da aka gina a kan Heiligengeistfeld fara a 1942. Ya kasance duka wuri na bindigogi na anti-aircraft da kuma jirgin sama. Har ila babban ginin yana nan tsaye.