Last weekend was some holiday celebrating the independence of America or something. I don't know, I am not real big on loud holidays, so I celebrated by drinking quietly. But I finally made it out to take advantage of the sweltering Portland heat with a river trip on Sunday. Rather than the shallow, crowded Sandy River, we headed an hour north to the Washougal. Not only does the river have a cool name, but tons of deep water and places to jump into. And we lucked out with the crowds, being that there were none. The water was ours, and a few Miller High Lives and good friends, my first…