At the pool, changing room etc? I was recently at my Gym and went for a swim, the changing rooms aren't mixed as such, but there is no separate area for men/women. I saw a guy towelling himself dry with a pretty nice sized tool, not sure if it was a semi as it was bobbing around rather than hanging, so I think it was. Anyway, From the angle of where I was to where he was, I don't think he realised I was looking, but I found it really erotic, couldn't stop thinking about it on the way home, and had a nice
W*** to the experience when I got in.
Told my husband about me seeing the guy, he laughed and said I should go back for another look lol, though my curiosity has been piqued and I actually really would like to spy guys naked/with their dick exposed if I had the opportunity
Any other girls got experiences of getting an eyeful when you weren't meant to?