Or any loo, really. Unless it just happens to be a really nice one, which you don’t find very often.
I’d try in the loo’s on the Warsaw Central railway station, they’re so clean I could live there.
Also dorm rooms with more than the two of you in them. (I salute you, wonderful ladies! :*)
Well… It almost happened at the open air, dear XD
But really, it was just an innocent snog.