It’s funny to remember that 50 years ago, mainstream American films couldn’t show married couples sharing a bed, or that at the time, a couple kissing in any pose not completely upright was basically screenwriter code for sex.

We’ve come a long way, haven’t we? Future of Classic’s Tim Dirk suggests as much, with his list of  10 Sexy Movies That Challenged Ratings Systems, which covers every major film since the 30s that forced moralist censors to update their standards.