Stock photography, photos: Fall Foliage in Colorado River Cany Stock photos of Fall foliage in the canyon of the Colorado River. Near Dewey, Utah. Photograph: © Matthew Thalman Click for a larger image and more information Keywords associated with this stock photo: USA, United States of America, America, United States, US, dewey, Utah, UT, north america, blue, green, red, yellow, plants, scenics, canyon, fall color, autumn, fall