The penis. So well-known, yet so enigmatic. For many women, the human penis remains one of life’s eternal mysteries. When we here at The Frisky Labs aren’t sitting around talking about our vaginas, we sit around talking about men’s penises. How do they work? Why do they look like that? What is the deal? We may not have answers, but we do have a lot of questions. In the spirit of better understanding this elusive member of the male anatomy, we bring you some of the most notorious phalluses in human history.