Relive Hamburg, Tour in the Green Bunker Embark on an unforgettable journey of discovery into what is arguably Hamburg's most extraordinary building, the Green Bunker. A former air raid shelter has turned into a spectacular green oasis in the middle of St. Pauli, a place where history meets innovation and nature. The guides will take you back in time to the bunker's eventful past and show you its impressive metamorphosis. The highlight is the roof terrace with its lush plant life and a panoramic view that opens up Hamburg from a completely new perspective. An experience that combines architecture, nature and urban history in a way, it is for everyone who wants to get to know Hamburg from its most exciting side.