20
At 58 metres tall – just a little taller than the Leaning Tower of Pisa, but with considerably more heft – the St Pauli bunker in Hamburg, Germany, has dominated the city skyline for just over 80 years.
Built using forced labour during Adolf Hitler’s Nazi regime, it’s a relic of the darkest period in Germany’s history – but this concrete hulk has had a surprising rebirth.
The relaunched Hamburg Bunker is now packed with two restaurants, a five-story Hard Rock Hotel and a newly built pyramid-like rooftop bar and garden from which greenery…