a left perianal sacro occipital technique contact being demonstrated.......  someone pointing to where the leg strap will eventually ride when weighted..    a friend holding his hand over a hole in another friends cavesuit,..must be trying to prevent something from escaping the cavesuit's trouser sextion!!.......     a visual picture of the question..???why does this guy run his light-cord thru his crotch instead of across his shoulder and back?????......    a concerned caver asking why the fellows battery pack belt doesn't go all the way around his waist?.....      a mentally challenged frenchman "shooting a bird" at someone he doesn't like!.....       a visual representation of either the question of where to cross the rock wall safely or questioning the quality of stone work in the rock wall......    well, since that is obviously a man's ass and a man's hand i can't get a sexual angle barb!!.....     and last...across the fence and field i see a ravine and....iz that darkness within the limestone wall?...