I became pee shy for the first time in my life. (I found this more challenging that I should have. He was sitting in the trough urinal (good for him not being ashamed of his desires!) and would reach over and aim the stream at himself. I LOVE sleazy bathroom sex but one guy really gave me pause. I was there one weekday afternoon and went into the men's room to take a leak.
Dark, sleazy decor, real rock music on the jukebox. The Hole in the Wall Saloon in San Francisco in the mid-90s had a lot that qualifies it for inclusion here.