Grand Canyon NPS:
02382 Grand Canyon Nat Park: Historic River Photo
Grand Canyon NPS:
01965 Grand Canyon Nat Park: Historic River Photo
Grand Canyon NPS:
02384 Grand Canyon Nat Park: Historic River Photo
Grand Canyon NPS:
17082 Grand Canyon Nat Park: Historic River Photo
Grand Canyon NPS:
13980 Grand Canyon Nat Park: Historic River Photo
Grand Canyon NPS:
17160 Grand Canyon Nat Park: Historic River Photo
Grand Canyon NPS:
17086 Grand Canyon Nat Park: Historic River Photo