STS066-121-005 Colorado and Dirty Devil Rivers, Utah, U.S.A. November 1994 This southeast-looking, low-oblique photograph features part of the Colorado River winding its way northwestward through numerous canyons in Canyonlands National Park. The northern part of Lake Powell and the forested, snow-covered Henry Mountains to its north are visible. The Dirty Devil River joins Lake Powell (center of the photograph).