NASA Lake Powell From the Space Station's EarthKAM

The remotely controlled Sally Ride EarthKAM aboard the International Space Station acquired this photograph on July 14, 2016, as the orbiting laboratory flew over Lake Powell and the border of Utah and Arizona. Located on the Colorado River, Lake Powell is the second largest artificial reservoir in the United States. via NASA http://www.nasa.gov/image-feature/lake-powell-from-the-space-stations-earthkam