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The Lithodendron Wash in the Petrified Forest National Park, Arizona, United States of America, North America

Formation in the Petrified Forest National Park called a Teepee viewed from the main road that runs through the 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

Narrow road, Fire Road 182, and grassy prairie in Prescott National Forest near Drake, Arizona, United States of America, North America

Organ pipe cactus at night with Geminid Meteor Shower, Organ Pipe Cactus National Monument, Arizona, United States of America, North America

Water eroded Navajo Sandstone forms a slot canyon in Upper Antelope Canyon, Navajo Land, Arizona, United States of America, North America

Formation called Agate Mesa, viewed from a group of petrified wood in the foreground, 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

A dry waterfall made of purple bentonite in the Flat Tops of Petrified Forest National Park, Arizona, United States of America, North America

Lonely Dell Ranch Corral at Vermilion Cliffs National Monument near the Glen Canyon Recreation Area, Arizona, United States of America, North America

Bend in Colorado River near Lee's Ferry, Glen Canyon Recreation Area, Vermilion Cliffs National Monument in background, Arizona, United States of America, North America

A red sand dune below a sandstone mesa, at Ferry Swale in the Glen Canyon Recreation Area near Page, Arizona, United States of America, North America

The divided paved entry pathway to the Powell Memorial from the parking lot off Hermit Road, Grand Canyon, Arizona, United States of America, North America

An outcrop of rock overlooking the Bright Angel Trail below at Grand Canyon South Rim off Hermit Road, Grand Canyon, UNESCO World Heritage Site, Arizona, United States of America, North America

Monument Creek viewed from along the rim trail halfway between The Abyss and Monument Creek Vista Overlook with Mohave Point on right and Pima Point on the left in the distance, Grand Canyon, 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

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

Islands of Rock in Hamilili Valley 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

A storm rolling across Grand Canyon near the Sinking Ship formation, viewed from Coronado Ridge, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America

A massive monsoon storm moving over Matterhorn Mesa north of Drake, viewed from Forest Service Road 492, Arizona, United States of America, North America

Slabs of brown sandstone on the summit of Crystal Mesa west of Hamilili Point 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

Crystal Mesa above Crystal Creek west of Hamilili Point in Petrified Forest National Park, Arizona, United States of America, North 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

Panorama of Sedona viewed from the summit of Doe Mountain, Arizona, United States of America, North America

The west rock ridge of the New Wave along the Beehive Trail in the Glen Canyon Recreation Area near Page, 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

Cathedral Rock seen from Red Rock State Park, Sedona, Arizona, United States of America, North America

View of Escalante Butte in the Grand Canyon from the Tanner Trail just before sundown, Grand Canyon National Park, UNESCO World Heritage Site, 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

A large petrified log along the Blue Mesa Trail in Petrified Forest National Park, Arizona, United States of America, North America

Rolling hills and golden Gramma Grass of Chino Valley, located along East Perkinsville Road just east of State Route 89, Arizona, United States of America, North America

Ancient Indian Ruins near Granite Mountain in the Prescott National Forest, Arizona, United States of America, North America

Water eroded Navajo Sandstone forms a slot canyon in Upper Antelope Canyon, Navajo Land, Arizona, United States of America, North America

The slopes of Arizona Snow Bowl facing west close to sundown, Coconino National Forest near Flagstaff, Arizona, United States of America, North America

Panorama of Tsu'Vo Buttes in Homolovi State Park, Tsu'Vo is a Hopi word meaning Path of Rattlesnakes, Arizona, United States of America, North America

An outcrop of rock overlooking the Bright Angel Trail below at Grand Canyon South Rim off Hermit Road, Grand Canyon, UNESCO World Heritage Site, Arizona, United States of America, North America

Grand Canyon view from a cliff between Hopi Point and Mohave Point, Grand Canyon, UNESCO World Heritage Site, Arizona, United States of America, North America

A bench along the rim trail overlooking Grand Canyon South Rim off Hermit Road halfway between Monument Creek Vista and The Abyss, Grand Canyon, Arizona, United States of America, North America

A scenic overlook on the west side of the Giant Logs Trail at Petrified Forest National Park, Arizona, United States of America, North America

A deep canyon eroded thru the hills of purple and gray bentonite clay 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

A small hill of gray bentonite clay that appears to be melting into the purple bentonite of Hamilili Valley on the south end of Petrified Forest National Park, Arizona, United States of America, North America

Monument Valley, West Mitten Butte, from Wildcat Trail, Arizona, United States of America, North America

Pleasant Valley looking south illuminated by moonlight, Grand Canyon North Rim, Arizona, United States of America, North America

The North Valley below the Blue Mesa in Petrified Forest National Park, Arizona, United States of America, North 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

Panorama of Cathedral Rock from the south side just off the HiLine Trail, Sedona, Arizona, United States of America, North America

Houseboats moored in Wahweap Bay, Castle Rock beyond, Lake Powell, Glen Canyon National Recreation Area, Page, Arizona, United States of America, North America

A large wall of fractured Granite along a trail in Constellation Park in Prescott called The Lost Wall, Arizona, United States of America, North America

Grassland that used to be the J D Dam Lake, dry due to a drought in Arizona, Kaibab National Forest, south of Williams, Arizona, United States of America, North America

Rock formations, Monument Valley, Navajo Tribal Park, Arizona, United States of America, North America

Panorama of the Sinking Ship and Coronado Butte on the south rim of the Grand Canyon, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America

Watch Tower on Grand Canyon South Rim at twilight, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America

The road leading up to Monument Valley Navajo Tribal Park on the Arizona-Utah border, United States of America, North America

Sandstone buttes in Monument Valley Navajo Tribal Park on the Arizona-Utah border, United States of America, North America

The road leading up to Monument Valley Navajo Tribal Park on the Arizona-Utah border, United States of America, North America

A ghostly stone building, historical landmark, one of the last original structures of Old Salome, Arizona, United States of America, North America

Panorama view of O'Leary Peak on the left and Sunset Crater on the right from the Bonito Lava Field near Flagstaff, Arizona, United States of America, North 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

A northeast panorama of the Grand Canyon from Shoshone Point at sundown, with Shoshone Rock on the right, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America

Shoshone Rock at Shoshone Point on the south rim of the Grand Canyon facing north at twilight, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America

Hills of Bentonite Clay called Teepees at the start of the Blue Forest Trail in Petrified Forest National Park, Arizona, United States of America, North America

Petroglyph covered boulders on a slope in the Upper Verde River Wildlife Area in Paulden, Arizona, United States of America, North America

HDR composite of the late day sun shining through the trees of the Kaibab Forest near Williams, Arizona, United States of America, North America

Ancient Indian Ruins near Granite Mountain in the Prescott National Forest, Arizona, United States of America, North America

The eastern edge of the Clam Bed Mesa along the Red Basin Trail in Petrified Forest National Park, Arizona, United States of America, North America

Sand Castle formations on the edge of the Red Basin in 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

Grand Canyon viewed from the east side of Maricopa Point along the Hermit Road, Grand Canyon National Park, UNESCO World Heritage Site, 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

Grand Canyon viewed from inside a cave between Zuni and Papago Points while a storm is rolling into the area, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America

A sign marking the one way entrance to Hopi Point from Hermit Road at Grand Canyon, Arizona, United States of America, North America

The sign marking the entry pathway to the Powell Memorial from the parking lot off Hermit Road, Grand Canyon, Arizona, United States of America, North America

The paved rim trail along the cliffs of Grand Canyon South Rim between the village and Trailview Overlook Vista, Grand Canyon, UNESCO World Heritage Site, Arizona, United States of America, North America

The Trailview Overlook West Vista at Grand Canyon South Rim, just off Hermit Road, Grand Canyon, UNESCO World Heritage Site, Arizona, United States of America, North America

An overlook halfway between the Abyss and Monument Creek Vista, Grand Canyon, Arizona, United States of America, North America

Historic Hermits Rest, built in 1914, owned by the National Park Service, Grand Canyon, Arizona, United States of America, North America

The very rocky pathway of the unmaintained Hermit Canyon Trail at Grand Canyon in winter with Waldron Canyon on the left in the distance, Grand Canyon, Arizona, United States of America, North America

Off trail view of Waldron Canyon southwest of Hermit Canyon in winter, accessible via Hermit Trail to the Waldron Trail Junction, Grand Canyon, Arizona, United States of America, North America

A scenic overlook on the west side of the Giant Logs Trail at 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

A petrified tree log that has shattered over time, located on a mesa near Hamilili Point on the south end of Petrified Forest National Park, Arizona, United States of America, North America

View of a bentonite hill along the Long Logs Trail in Petrified Forest National Park, Arizona, United States of America, North America

Crumbling islands of rock near Hamilili Point in Petrified Forest, Arizona, United States of America, North America

A dry waterfall on the west side of Hamilili Point, Hamilili being a Zuni word for petrified wood, next to a hoodoo on the south end of Petrified Forest National Park, Arizona, United States of America, North America

An area of the Little Colorado River Gorge east of the Grand Canyon, Arizona, Uninted States of America, North America

The walls of Cathedral Rock taken by going off the HiLine Trail and hiking up to the south side of the rock face, Arizona, United States of America, North America

Lightning strike over Grand Canyon south rim from Cape Royal, north rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America

Sandstone buttes in Monument Valley Navajo Tribal Park on the Arizona-Utah border, United States of America, North America

A Sandstone Toadstool near the base of the rock formation called the Rabbit Ears in Sedona, Arizona, United States of America, North America