There was a great swimming hole that I used to go to in Jeffersonville, Vermont. It was a series of waterfalls and small pools. For years people had used it for nude sunbathing. Once, after climbing to the top of the falls, I spotted a couple on a large flat boulder in the middle of the stream. I was partly hidden in the thick woods but could see through the trees well enough to see that she was giving him a blowjob. When...