DR. CAMPBELL EXPEDITION DOWN THE COLORADO RIVER. PHOTOGRAPHER UNKNOWN. CIRCA 1937. Grand Canyon Campbell Exp Historic River Photo.
Size: 1586px × 1261px
Photo credit: © Natural History Archive / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: america, american, archive, arizona, campbell, canyon, coconino, colorado, conservation, country, county, grand, historic, history, land, lands, mohave, national, natural, nature, np, park, parks, preserve, public, river, service, usa, widlife, wilderness