Add to ORKGPhoto of a lizard on a log in Neoprene Canyon, off the Colorado River in Glen Canyon, taken during Alvin Colville's July 1962 river trip
Photo of Trumpet Canyon off the Colorado River in Glen Canyon, taken during Alvin Colville's July 19...
Photo of Colorado River below West Canyon in Glen Canyon, taken during Alvin Colville's July 1962 ri...
Photo of Alex in Twilight Canyon, off the Colorado River in Glen Canyon, taken during Alvin Colville...
Photo of a lizard near Rainbow Bridge in Glen Canyon, taken during Alvin Colville's July 1962 Colora...
Photo of Neoprene Canyon, off the Colorado River in Glen Canyon, taken during Alvin Colville's July ...
Photo of Neoprene Canyon, off the Colorado River in Glen Canyon, taken during Alvin Colville's July ...
Photo of lizard at Owachomo Bridge in Natural Bridges National Monument, taken during Alvin Colville...
Photo of Davy, Alvin, and Gordon in Neoprene Canyon, off the Colorado River in Glen Canyon, taken du...
Photo of a lizard in Glen Canyon taken by Robert W. Inscore during a Colorado River trip in May of 1...
Photo of rapids on the Colorado River in Glen Canyon, taken during Alvin Colville's July 1962 river ...
Photo of Twilight Canyon, off the Colorado River in Glen Canyon, taken during Alvin Colville's July ...
Photo of the Colorado River in Glen Canyon, taken during Alvin Colville's July 1962 river trip
Photo of Cathedral Canyon off the Colorado River in Glen Canyon, taken during Alvin Colville's July ...
Photo of Trumpet Canyon off the Colorado River in Glen Canyon, taken during Alvin Colville's July 19...
Photo of Colorado River below West Canyon in Glen Canyon, taken during Alvin Colville's July 1962 ri...
Photo of Alex in Twilight Canyon, off the Colorado River in Glen Canyon, taken during Alvin Colville...
Photo of a lizard near Rainbow Bridge in Glen Canyon, taken during Alvin Colville's July 1962 Colora...
Photo of Neoprene Canyon, off the Colorado River in Glen Canyon, taken during Alvin Colville's July ...
Photo of Neoprene Canyon, off the Colorado River in Glen Canyon, taken during Alvin Colville's July ...
Photo of lizard at Owachomo Bridge in Natural Bridges National Monument, taken during Alvin Colville...
Photo of Davy, Alvin, and Gordon in Neoprene Canyon, off the Colorado River in Glen Canyon, taken du...
Photo of a lizard in Glen Canyon taken by Robert W. Inscore during a Colorado River trip in May of 1...
Photo of rapids on the Colorado River in Glen Canyon, taken during Alvin Colville's July 1962 river ...
Photo of Twilight Canyon, off the Colorado River in Glen Canyon, taken during Alvin Colville's July ...
Photo of the Colorado River in Glen Canyon, taken during Alvin Colville's July 1962 river trip
Photo of Cathedral Canyon off the Colorado River in Glen Canyon, taken during Alvin Colville's July ...
Photo of Trumpet Canyon off the Colorado River in Glen Canyon, taken during Alvin Colville's July 19...
Photo of Colorado River below West Canyon in Glen Canyon, taken during Alvin Colville's July 1962 ri...
Photo of Alex in Twilight Canyon, off the Colorado River in Glen Canyon, taken during Alvin Colville...