Amsterdam has a reputation of being the Gay Capital of Europe, although this position seems to have dwindled somewhat.
This may be because other cities in Europe and elsewhere have become more liberal, rather than that the position of gays in Amsterdam has become worse.

On this page is a list of interesting places, for the list of regular pubs and clubs, see Gay bars and clubs in Amsterdam.
For women's bars, click here.
For the more erotic places, click here.