The text below is the excerpt of the book Sex in the Cities – Amsterdam, written by Hans-Jürgen Döpp, published by Parkstone International. Nobody thought it would make any money when the Sex Museum opened its doors in 1985. For the first few weeks, admission was actually free. Today, however, over 500,000 visitors to Amsterdam enter the museum every year. Perhaps it was a good omen when two ancient objects of an erotic nature turned up in the soil during excavation for the building of the museum. One of them was a cracked tile on which a card-playing man was depicted sporting an evident erection – maybe betraying the excitement of…