Nazi Flak tower. Used against allied aircraft in Europe. They had an air defense range of 14km and could put up 8,000 rounds in a minute!!!
The 350-strong garrison of the Zoo flak tower finally left the building. There was sporadic fighting in a few isolated buildings where some SS troops still refused to surrender, but the Soviets reduced such buildings to rubble.
WW2 Bunkers-The Subject Of Contemporary Controversies And Urban Conversions - http://www.295luv.com/home-design/ww2-bunkers-the-subject-of-contemporary-controversies-and-urban-conversions.html
Berlin WW2 German flak tower - there were three of these giants in Berlin,the Soviet tank guns could not dent them. They held thousands of Berliners and were surrendered at war's end.
Berlin flak tower
Zoo flak tower - Wikipedia, the free encyclopedia
0 World War II
WWII Flak tower, Vienna. When I saw the size of this in the early 80s I couldn't believe what it was and it wasnt mentioned in the guide books at that time.
weird and wonderful
On top of the Tiergarten flak tower.
Locations // Fortifications
luftwaffe flak tower - Google Search
Formerly German army flak towers. Now, they're zombie proof apartments.