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A rock table sculpted by the wind on Crystal Mesa west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
Goblin Garden west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
A dry waterfall in Crystal Creek below Crystal Mesa west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
Aspen trees in autumn colors east of Greenland Lake, Grand Canyon North Rim, Arizona, United States of America
The upper leg of the North Kaibab Trail at Grand Canyon North Rim, UNESCO, Arizona, United States of America
The 12th switchback along the North Kaibab Trail at Grand Canyon North Rim, UNESCO, Arizona, United States of America
The 23rd switchback along the North Kaibab Trail at Grand Canyon North Rim, UNESCO, Arizona, United States of America
Cliff view of Dead Wash Valley in Petrified Forest National Park, Arizona, United States of America
The old abandoned homestead of Rods Winter Camp in the Kaibab National Forest of Arizona, USA
Basalt boulders and cliffs, Johnson Canyon between Bainbridge Steel and Stone Dams, Kaibab National Forest, Arizona, United States of America
Basalt formation in Johnson Canyon east of the Bainbridge Steel Dam Lake near Ash Fork, Kaibab National Forest, Arizona, United States of America
Super Pan view of the Cinder Hills on left and the eastside of Sunset Crater on the right, near Flagstaff, Arizona, United States of America, North America
Huge formations of Bentonite Clay called the Teepees in the Petrified Forest National Park, Arizona, United States of America, North America
Grand Canyon viewed from the west side of Maricopa Point along the Hermit Road, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
View from the western slope of Steamboat Rock looking north, Coconino National Forest, Sedona, Arizona, United States of America, North America
A dry waterfall made of purple bentonite in the Flat Tops of Petrified Forest National Park, Arizona, United States of America, North America
Classic panorama view of Horseshoe Bend just north of the main tourist overlook near Page, Arizona, United States of America, North America
A hiker standing on a rock peninsula at Lake Powell, Arizona, United States of America, North America
North East Branch of Haystack Mesa in Petrified Forest National Park, Arizona, United States of America, North America
A dry waterfall in Crystal Creek below Crystal Mesa west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
View from the top of a sandstone mesa, a fossilized sand dune, at Ferry Swale in the Glen Canyon Recreation Area near Page, Arizona, United States of America, North America
The very rocky pathway of the unmaintained Hermit Canyon Trail at Grand Canyonin winter with Waldron Canyon on the left in the distance, Grand Canyon, Arizona, United States of America, North America
Sign marking the end of the paved Greenway Trail that runs between Monument Creek Vista and Pima Point, Grand Canyon, Arizona, United States of America, North America
Hills of purple and gray bentonite near Hamilili Point on the south end of Petrified Forest National Park, Arizona, United States of America, North America
A solitary rock hoodoo in the purple badlands near Hamilili Point on the south end of Petrified Forest National Park, Arizona, United States of America, North America
A solitary rock hoodoo in the purple badlands near Hamilili Point on the south end of Petrified Forest National Park, Arizona, United States of America, North America
A solitary rock hoodoo in the purple badlands near Hamilili Point on the south end of Petrified Forest National Park, Arizona, United States of America, North America
The map sign at the gateway for the Long Logs Trail and Agate House in Petrified Forest National Park, Arizona, United States of America, North America
Purple hills of volcanic bentonite near Hamilili Point on the south end of Petrified Forest National Park, Arizona, United States of America, North America
A gap between a stack of balanced boulders on a cliff east of Grandview Point at Grand Canyon South Rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Storm approaching Shoshone Point on the South Rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
View of Sedona from the north slope of the Twin Buttes, Arizona, United States of America, North America
Downward view from the third floor in the historic Desert View Watchtower at Grand Canyon South Rim, artwork created by Fred Kobotie in 1933, now owned by the National Park Service, UNESCO World Heritage Site, Arizona, United States of America, North America
Stairs up to the third floor in the historic Desert View Watchtower at Grand Canyon South Rim, artwork created by Fred Kobotie in 1933, now owned by the National Park Service, UNESCO World Heritage Site, Arizona, United States of America, North America
The direction sign for the Tusayan Museum and ruins at Grand Canyon South Rim, Arizona, United States of America, North America
The Tusayan Museum building at Grand Canyon South Rim, Arizona, United States of America, North America
The top floor of the historic Watchtower at Grand Canyon South Rim, UNESCO World Heritage Site, Arizona, United States of America, North America
Naji Ravine just south of Naji Point on the North Rim of Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
The Billings Gap Overlook on the east side of Blue Mesa in Petrified Forest National Park, Arizona, United States of America, North America
The Billings Gap Overlook on the east side of Blue Mesa in Petrified Forest National Park, Arizona, United States of America, North America
Billings Gap Overlook on Blue Mesa towards sunset, Petrified Forest National Park, Arizona, United States of America, North America
A dry waterfall west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
Goblin Garden west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North America
Autumn colored Aspen trees off Cape Royal Road in Grand Canyon North Rim, UNESCO, Arizona, United States of America
View of the Grand Canyon east of the historic Watch Tower, managed by the National Park Service, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Wet Beaver Creek Canyon in the Coconino National Forest, Arizona, United States of America
View of Wet Beaver Creek off of the Bell Trail in Coconino National Forest, Arizona, United States of America
Boundary gate and cattle-proof fence between Coconino National Forest and Wet Beaver Creek Wilderness, Arizona, United States of America
Boundary gate and cattle-proof fence between Coconino National Forest and Wet Beaver Creek Wilderness, Arizona, United States of America
The grassland prairie on the summit of White Mesa in Coconino National Forest, Arizona, United States of America
Wet Beaver Creek Canyon viewed from the south end of White Mesa in Coconino National Forest, Arizona, United States of America
Casner Canyon in Wet Beaver Creek Wilderness viewed from White Mesa summit, in Coconino National Forest, Arizona, United States of America
View of San Francisco Peaks from a cliff at the end of the Telephone Trail north of Sedona with Oak Creek Canyon on the left, Arizona, United States of America, North America
Basalt boulders and cliffs, Johnson Canyon east of Bainbridge Steel Dam Lake near Ash Fork, Kaibab National Forest, Arizona, United States of America
Basalt boulders and cliffs, Johnson Canyon between Bainbridge Steel and Stone Dams, Kaibab National Forest, Arizona, United States of America
Basalt boulders and cliffs, Johnson Canyon east of Bainbridge Steel Dam Lake near Ash Fork, Kaibab National Forest, Arizona, United States of America
Dry waterfall cliffs, Johnson Canyon between Bainbridge Steel and Stone Dams near Ash Fork, Kaibab National Forest, Arizona, United States of America
Old water pipe, Johnson Canyon between Bainbridge Steel and Stone Dams near Ash Fork, Kaibab National Forest, Arizona, United States of America
Dry waterfall cliffs, Johnson Canyon between Bainbridge Steel and Stone Dams near Ash Fork, Kaibab National Forest, Arizona, United States of America
Basalt boulders and cliffs in a section of Johnson Canyon halfway between the Bainbridge Steel Dam and Stone Dam near Ash Fork Arizona in the Kaibab National Forest.
Basalt boulders and cliffs in a section of Johnson Canyon halfway between the Bainbridge Steel Dam and Stone Dam near Ash Fork Arizona in the Kaibab National Forest.
Three bolts of lightning striking near the Palo Verde Nuclear Station in Wintersburg Arizona during the 2012 Monsoon season, Arizona, United States of America, North America
Panorama South view of Courthouse Butte and the Judges Bench from Courthouse Butte Loop Trail in Sedona, Arizona, United States of America, North America
Early morning view of Sedona from Schnebly Hill Vista, Capitol Butte on the left and Wilson Mountain on the right, Sedona, Arizona, United States of America, North America
Panorama of Sedona viewed from the summit of Doe Mountain, Arizona, United States of America, North America
The Craggy Cliffs overlooking Casner Canyon north of Sedona from near the Schnebly Hill Vista, Arizona, United States of America, North America
Rough road leading to the south rim of Rattlesnake Canyon southeast of Sedona in the Wet Beaver Wilderness, Arizona, United States of America, North America
Grand Canyon view just below the summit of Buggeln Hill on the South Rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Mounds and cliffs of expansive clay called Bentonite in the Jasper Forest of Petrified Forest National Park, Arizona, United States of America, North America
The Lithodendron Wash in the Petrified Forest National Park, Arizona, United States of America, North America
A large petrified log along the Blue Mesa Trail in Petrified Forest National Park, Arizona, United States of America, North America
Panorama view of the Painted Desert from Tawa Point in Petrified Forest National Park, Arizona, United States of America, North America
Hills of blood red bentonite clay below Kachina Point in Petrified Forest National Park, Arizona, United States of America, North America
Man hiking along rocky shoreline of Lake Powell in an area called the Chains in the Glen Canyon Recreation Area, Page, Arizona, United States of America, North America
Balanced boulder at the base of Vermilion Cliffs in Glen Canyon Recreation Area, Arizona, United States of America, North America
Hoodoo formations in the Devil's Playground in Petrified Forest National Park, Arizona, United States of America, North America
A dry waterfall ledge on the south end of Agate Plateau overlooking Jasper Forest in Petrified Forest National Park Arizona.
The Trailview Overlook East Vista at Grand Canyon South Rim, just off Hermit Road, Grand Canyon, UNESCO World Heritage Site, Arizona, United States of America, North America
View of Grand Canyon Arizona from the west side of Mohave Point near sundown, UNESCO World Heritage Site, Arizona, United States of America, North America
The paved trail that leads to the historic Agate House in Petrified Forest National Park, Arizona, United States of America, North America
A warning sign to stay on the trail to the historic Agate House in Petrified Forest National Park, Arizona, United States of America, North America
An information sign detailing the history of Agate House in Petrified Forest National Park, Arizona, United States of America, North America
A divide in the trail loop for the Giant Logs trail at Petrified Forest National Park with the Rainbow Forest Museum on upper left, Arizona, United States of America, North America
Steps along the Giant Logs Trail leading to a scenic overlook in Petrified Forest National Park, Arizona, United States of America, North America
Purple badlands of bentonite near Hamilili Point on the south end of Petrified Forest National Park, Arizona, United States of America, North America
Rock islands above the purple badlands near Hamilili Point on the south end of Petrified Forest National Park, Arizona, United States of America, North America
Sign along the path to the Long Logs Trail, marking the Jim Camp Wash along the main road of Petrified Forest National Park, Arizona, United States of America, North America
The sun shade shelter along the Long Logs Trail at Petrified Forest National Park, Arizona, United States of America, North America
A lone hoodoo rock on the edge of a ridge overlooking the Jim Camp Wash on the south end of Petrified Forest National Park, Arizona, United States of America, North America
View from below a ridge that overlooks the Jim Camp Wash on the south end of Petrified Forest National Park, Arizona, United States of America, North America
A cliff overhang shaped like the head of a Duck west of Hamilili Point on the south end of Petrified Forest National Park, Arizona, United States of America, North America
Small mesas with flat tops called Rock Islands on the south end of Petrified Forest National Park, Arizona, United States of America, North America
A ridge of gray bentonite viewed from a nearby flat top mesa on the south end of Petrified Forest National Park, Arizona, United States of America, North America
Sandstone that has been eroded into forms that resemble clam shells on the south end of Petrified Forest National Park, Arizona, United States of America, North America
A narrow slot canyon of bentonite on the south end of Petrified Forest National Park, Arizona, United States of America, North America
Downward view from the second floor in historic Desert View Watchtower at Grand Canyon South Rim, artwork created by Fred Kobotie in 1933, now owned by the National Park Service, UNESCO World Heritage Site, Arizona, United States of America, North America
Stairs up to the seconnd floor in the historic Desert View Watchtower at Grand Canyon South Rim, artwork created by Fred Kobotie in 1933, now owned by the National Park Service, UNESCO World Heritage Site, Arizona, United States of America, North America
View from the observation deck of the Desert View Watchtower at Grand Canyon South Rim, UNESCO World Heritage Site, Arizona, United States of America, North America
North view of Grand Canyon South Rim Arizona from the top floor of the historic Watchtower, taken through glass window, Grand Canyon, UNESCO World Heritage Site, Arizona, United States of America, North America
The Kiva of the ancient Tusayan Ruins at Grand Canyon South Rim, UNESCO World Heritage Site, Arizona, United States of America, North America