There were so many great movie theaters?sex dens in NY back in the seventies. Besides the Adonis there was the David, the Eros, the Show Palace, the Gaiety (Mostly for the hustler/strippers that one) the Cinema Follies, and quite a few more. They were centered in Midtown but they were also in Queens and Brooklyn. They were an outgrowth of the action that used to take place in the balconies and dark corners of the burlesque houses in the early part of the 20th century and then the straight porn movie theaters which started appearing again in the sixties. They were a liberated form of those with much more of an anything goes attitude.