Four Corners States
Meteor Crater
Morning light near Phantom Ranch, Grand Canyon
Columnar jointing near Lava Falls, Grand Canyon
Canyon-filling basalt near Lava Falls, Grand Canyon
Near the Great Unconformity, Grand Canyon
Inner Gorge, Grand Canyon
Turquoise water, Havasu Falls, Grand Canyon
View from Nankoweap granaries, Grand Canyon
Elves Chasm, Grand Canyon
Milky, turquoise Little Colorado River, Grand Canyon
Marble Canyon, Grand Canyon
Shafer Trail, Canyonlands
Beep-beep!
Upheaval Dome, Canyonlands
White Rim from Green River Overlook, Canyonlands
La Sal Mountains near Moab
Near Grand View Point, Canyonlands
Glen Canyon Dam
Colorado River near Hite Crossing
Henry Mountains from Burr Trail, Capitol Reef National Park
Colorado River, Canyonlands National Park
Color in Cedar Breaks National Monument
Fallout tephra from Jemez caldera near Los Alamos
Dwellings, Mesa Verde National Park
Spider Rock, Canyon de Chelly
Crossbedding, Canyon de Chelly
Engineer Mountain, Colorado
Shiprock and one of its radial dikes
Hydrothermal alteration near Silverton, Colorado
Dwellings, Canyon de Chelly
Crossbedding, Canyon de Chelly
Raplee anticline, Utah
Skylight, Monument Valley
Goosenecks of the San Juan River
Blocky jointing, Monument Valley
Natural bridge, Monument Valley
Agathla Peak, Arizona
Virga near Kayenta, Arizona
Monument Valley
Monument Valley
SP Crater, Arizona
One way to touch four states at once