This is the Upper Coeur d'Alene river in north Idaho. It's the worlds highest elevation navigable river and was used for mining and logging in the early 1900s.
Edit: January 12, 2010. I've learned a lot of editing since the last update and so I wanted to update of of my favorite photos with some of my new techniques
Edit: April 28th, 2009. Reprocessed for my book and so I've uploaded the new version on here