Note that Safe Search would exclude any visuals that would get a movie an R rating--but it's legal for parents to allow their children to see R rated movies. (

Note that Safe Search would exclude any visuals that would get a movie an R rating--but it's legal for parents to allow their children to see R rated movies. (And note that there's a grey area where there's stuff that's NC-17 but really contains nothing farther than an R, but either more of it or homosexual rather than heterosexual.) And I recently ran into a tidbit about the rules in Australia: Detailed pictures of female genitalia are automatically 18+, even if the purpose is educational in showing girls the range of normal genitalia to show them that theirs is normal.