Built in the early 1940s on the orders of Adolf Hitler, Flakturm IV was designed to protect Hamburg from Allied aerial attacks. Almost indestructible, the formidable fortress was a symbol of Nazi ...
You can easily overlook it, the entrance to the Tiefbunker (deep bunker) Steintorwall located right next to Hamburg's central train station. Guests at a Turkish snack shop must shuffle their chairs ...