Nice easy trails to follow. This track only show the leg in. Camping sites are a bit limited and you need to secure permits here. Permit Request form print and Fax: https://www.nps.gov/yose/planyourvisit/upload/wildpermitform.pdf Permit info: https://www.nps.gov/yose/planyourvisit/wpres.htm Trailhead: #29 O'Shaughnessy Dam Trailhead map here: https://www.nps.gov/yose/planyourvisit/upload/wildernesstrailheads.pdf Parking: Trailhead parking is @ the Backpack camp about .5 miles from the Dam and is limited. Get there early. Views: Hetch hetchy & Mountain Views Crowed: Light to Moderate at the bottom falls Difficulty 1-5 for relative distance: 2.5 Bike: No Bikes Dogs: No Dogs Cautions: Mosquitos, Poison Oak, Rattle Snakes, Falls