Tourists at a stopover in the red Cavern, a giant cave in the Grand Canyon, Arizona,Utah

Filename

Grand Canyon River Trip22.jpg

Copyright

Michael Runkel

Image Size

3872x2592 / 6.3MB

canyon rock river Grand Canyon cave national park Clarence Shepard Day Jr. clandestine United States Army cavern Colorado horizontal Arizona Within Cliff Object of interest 08/2006 Talking barrier Red Cavern