Mondo Oscenità / World of Obscenity (1966)

First of all, this is an American film, not an adapted version of an Italian "Mondo" film. It's a less tedious version of Barry Mahon's CENSORED, except that while that film had phony scenes all shot for the film (and all of which looked the same!), this one uses footage from various z-grade early 60s exploitation/sleaze films (such as the Olga white slavery and bondage series) and some sleazy Euro films with nudity.