I, too, have never seen a stiffy in a sauna environment including steam bath and tepidarium (the dry, hot room). But I unashamedly eye others, male and female, and never lose my sense of wonder at the diversity of the human body.
Could have written that myself.
It's the same thing for nudist beaches. The atmosphere is relaxed, people are out there for some sun and sea and anyone even remotely suspected of being a perv is turfed out right away. At least that's the way it was at the beach in Vancouver I went to for a while.
A few nights ago Carry on Camping was on the telly If you wre brought up with the cackle of Sid James as many of us Brits were then for us naked bodies, especially attractive women's bodies is admittedly quite exciting.
This is one of the reasons I like Germany: their attitude toward nudity is so much healthier than ours, where everyone must cover up from the age of two and nothing must show and god forbid you should be seen naked by anyone of the opposite sex outside a hospital. There was even a religious campaign against Wreck Beach in Vancouver when I lived there. Bloody nuisance more than anything.