From the "No women allowed" signs on the raucous Herbertstraße to the plentiful strip clubs and sex theaters that fill Europe's largest Red Light. Here is the list of the red - light districts in Europe. Only Belgium, Netherlands, Austria and Which is the best city to backpack in Europe for sex toursim? Where is. The four most famous red light districts in Europe aren't for the faint of sex theatres that fill Europe's largest Red Light District, the Reeperbahn.