I had a beautiful sexual experience in a waterfall in upstate New York. Two of us found a ledge just behind the falls where we could enjoy each other as the mist flowed over our naked flesh. Whew, getting turned on just thinking about it.
In my book Carpe Diem, Sandy has a great time on a deserted island where there is a small inland lake. Check it out for some pure erotica on audiobook - Click Here