GRAND CANYON, AZ - Camp III: Martha's Camp - River mile 38.5 - Camp is a small sandbar amidst the shear walls of the narrow canyon.
GRAND CANYON, AZ - Whitewater rafting down the Colorado River through the Grand Canyon - 225 miles, 18 days, 16 men, 14 swimmers, 8 rafts, 4 flips. Starting at Lees Ferry, AZ to Diamond Creek Take Out, AZ.
GRAND CANYON, AZ - This was the proposed site for the Marble Canyon Dam. The grey talus pile on the left is what remains of the core drilling that was done to test the integrity and strength to support a dam, and a sectional letter "D" can be seen etched into the redwall rock on the right side of the frame.