One of my team members mentioned this the other day and I thought it was intriguing. ​ It brought back memories of white water rafting in Ohiopyle PA, on the Lower Youghiogheny River. I had organized trips both for college and my karate school on this class III or IV River. Ideally we would have 4-6 people per raft, with 2-3 per side. ​ The scenery was gorgeous, and the river was at times calm or challenging with waves. Sometimes we would just ride the waves with our oars on