a Flaktower in Berlin (maybe Zoo)

notice the 12,8 cm twin Guns at the Top and the smaller flak guns  at the sides

Berlin Flaktower

Oberst (Colonel) Walter Sigel (1906-1944), KC with oak leaves on September 2, 1942 as comander of Stuka-Geschwader 3. He died on May 8, 1944 when he crashed with his Fieseler Storch into the Trondheimfjord/Norway. Walter Sigel rests on the German military cemetery at Byaasen / Trondheim-Havstein (row 6, grave 5).

Oberst Walter Sigel

german aircraft aproaching british coast 