ESTACADA, OREGON-May 8, 2011-- Aspiring river guides Tiffany Tamaribuchi (left), 44, and Janus Kober, 38, consult with instructor Pete Giordano (right), of Blue Sky Whitewater Rafting, during training on the Upper Clackamas River near Estacada Sunday. Photo by Randy L. Rasmussen/The Oregonian