Perched rock, Rocker Creek, Arizona.
Chocolate mesa, Rocker Creek, Arizona.
Vermilion mesa, Rocker Creek, Arizona.
Mt. Range, near Castle Valley.
The "Vermillion cliff," a typical plateau edge, as seen from Jacobs Pool, Arizona.
Kanab Wash, Colorado basin.
Colorado River, below the Paria.
Colorado River, below the Paria.
Mt. Range, near Castle Valley.
Chocolate Butte; mouth of the Paria.
The northern wall of the Grand Cañon of the Colorado, near the foot of To-ro-weap valley.
The northern wall of the Grand Cañon of the Colorado, near the foot of To-ro-weap valley.
Grand Cañon of the Colorado.
Grand Cañon of the Colorado.
Cross-bedded sandstone, Kanab, Utah.
Mt. Range; Castle Valley in distance.
Cross-bedded sandstone, Kanab, Utah.
Cross-bedded sandstone, Kanab, Utah.
Cross-bedded sandstone, Kanab, Utah.
Cross-bedded sandstone, Kanab, Utah.
Weathered limestone, Grass Valley, Utah.
Non-conformable Strata, Salina Cañon, Utah.
Colorado River, above the Paria.
Sevier river at Gunnison.
Grand Cañon; Sheavwitz Crossing.
Grand Cañon; Sheavwitz Crossing.
Grand Cañon; Sheavwitz Crossing.
Devil's Anvil, Sheavwitz Crossing.
Devil's Anvil, Sheavwitz Crossing.