The former flak bunker at Heiligengeistfeld on St. Pauli is one of the largest high-rise bunkers in the world. Climb it along the mountain path, encountering its gloomy past and witnessing it come alive as a Green Bunker. You will climb the building via the mountain path. It's not barrier-free. At its entrance, the bags are checked. You may of course take your cameras with you, but this is not allowed. Glass, hard plastic or metal beverage bottles PET bottles larger than one liter Food because of waste prevention Animals Smoking Alcohol Stroller Unauthorized items may be deposited at the turnstile at your own risk. Please bring Windproof, warm clothing Umbrella Water in PET bottle up to one liter Change for the toilet Bank or credit card for visiting the restaurant