Before revision: upA German-built Flakturm ( anti-aircraft tower) in the Augarten Vienna, Austria In London the Admiralty Citadel is one of the sturdiest above-ground structures built during World War II.
After revision: upA German-built Flakturm ( Flak tower) in the Augarten Vienna, Austria In London the Admiralty Citadel is one of the sturdiest above-ground structures built during World War II.