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 ...

Add Yahoo as a preferred source to see more of our stories on Google. The St. Pauli bunker as evening falls in Hamburg. Hamburg built more bunkers during World War II than any other city in Germany.

A man was left gobsmacked after unearthing a secret World War Two bunker beneath his house, prompting a visit from the local museum. He stumbled upon the hidden space, twice the size of his home, ...