Juan Carlos Munoz / Eroded sandstone patterns on walls of Lower Canyon, Antelope Canyon, Page, Arizona, USA, February 2015.
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Jouan & Rius,Jouan Rius / Red Cliffs in Zion Canyon during winter, Zion National Park, Utah, USA December 2012
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David Welling / Lightning from a summer monsoon thunderstorm flashes over natural rock bridge, Bryce Canyon NP, Utah, USA, August 2010. NOT AVAILABLE FOR CARDS OR CALENDARS.
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Floris van Breugel / Fisheye view from within Antelope Canyon, near Page, South West Arizona, USA, January 2008
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Jack Dykinga / Penstemon (Penstemon sp) in flower against Saguaro cactus (Carnegiea gigantea) Finger Rock Canyon, Santa Catalina Mountains, Arizona, USA
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Jack Dykinga / Patterns on the walls of a slot canyon on the Navajo Indian Reservation, Antelope Canyon, Arizona, USA
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Jack Dykinga / Patterns on canyon walls with "tumbleweed" wedged between strata of a slot canyon on the Navajo Indian Reservation, Antelope Canyon, Arizona, USA
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Jack Dykinga / Petrified sand dunes with eroded red and yellow sandstone bands, Paria Canyon-Vermilion Cliffs Wilderness, Arizona, USA, and Pointleaf manzanita {Arctostaphylos pungens}
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Tim Fitzharris / View from Grandview Point looking over sandstone canyons of Monument Basin in the Island in the Sky section of the park, Canyonlands National Park, Utah
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Jeff Foott / Tourists in creek, Red Rock Creek, Red Rock Canyon, Waterton Lakes National Park, Alberta, Canada
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Ashley Cooper / Man standing at the top of cliff near Godafoss waterfall, Akureyri, near northern Iceland
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Tim Fitzharris / Chamisa (Atriplex canescens) flowering in canyon near rock formation, Church Rock, Red Rock State Park, New Mexico
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Tim Fitzharris / Canyon and rock formation, Church Rock, Red Rock State Park, New Mexico
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Tim Fitzharris / Chamisa (Atriplex canescens) flowering in canyon, Church Rock, Red Rock State Park, New Mexico
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Yva Momatiuk & John Eastcott / Sandstone rocks, Red Rock Canyon National Conservation Area, Nevada
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Juan Carlos Munoz / Eroded sandstone patterns on walls of Lower Canyon, Antelope Canyon, Page, Arizona, USA, February 2015.
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Juan Carlos Munoz / Red sandstone walls of Lower Canyon, Antelope Canyon, Page, Arizona, USA, February 2015.
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Dong Lei / Red gorals (Naemorhedus baileyi) Mount Namjagbarwa, The Yarlung Zangbo River, Yarlung Zangbo Grand Canyon National Park, Nyingchi Prefecture, Tibet, China. October. Vulnerable species.
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Dong Lei / Red gorals (Naemorhedus baileyi) on rocky slope, Mount Namjagbarwa, Yarlung Zangbo Grand Canyon National Park, Nyingchi Prefecture, Tibet, China. October. Vulnerable species.
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Chris Mattison / Eroded sandstone cliffs, Red Rock Canyon State Park, Sierra Nevada, California, USA, May.
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Chris Mattison / Eroded sandstone cliffs, Red Rock Canyon State Park, Sierra Nevada, California, USA, May.
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Chris Mattison / Eroded sandstone cliffs. Red Rock Canyon State Park, Sierra Nevada, California, USA, May.
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Jack Dykinga / Twisted branch in pool in stone canyon, Coyote Buttes, Arizona, USA, April 1992.
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Juan Carlos Munoz / Banana yucca (Yucca baccata) Red Rock Canyon, Clark County, Nevada, USA, March.
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Juan Carlos Munoz / Tortoise crossing sign, Red Rock Canyon, Clark County, Nevada, USA, March 2013.
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Juan Carlos Munoz / Tourists climbing around rocky landscape in Red Rock Canyon, Clark County, Nevada, USA, March 2013.
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Juan Carlos Munoz / Rocky landscape in Red Rock Canyon, Clark County, Nevada, USA, March 2013.
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Juan Carlos Munoz / Indian paintbrush flowers (Castilleja) growing in rock face, Red Rock Canyon, Clark County, Nevada, USA, March.
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Juan Carlos Munoz / Indian paintbrush flowers (Castilleja) growing in rock face, Red Rock Canyon, Clark County, Nevada, USA, March.
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Juan Carlos Munoz / Banana yucca (Yucca baccata) Red Rock Canyon, Clark County, Nevada, USA, March.
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Jouan Rius / Rock formations in Red Canyon, Dixie National Forest, Utah, USA November 2012
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Jouan Rius / Rock formations in Red Canyon, Dixie National Forest, Utah, USA January 2013
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Jouan Rius / Rock formations in Red Canyon, Dixie National Forest, Utah, USA December 2012
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Tim Fitzharris / Joshua Tree (Yucca brevifolia) in desert, Spring Mountains, Red Rock Canyon National Conservation Area near Las Vegas, Nevada
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Jack Dykinga / Cardinal monkey flowers line sculpted canyon wall with fallen Ponderosa pine in background, Red Rock Secret Mountain Wilderness, Arizona, USA
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Doug Wechsler / Aerial view of red shales, sandstones, siltstones and mudstones landscape, Caprock Canyons State Park, Briscoe County, Texas, USA
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Tim Fitzharris / Joshua Tree (Yucca brevifolia) and Spring Mountains at Red Rock Canyon National Conservation Area near Las Vegas, Nevada
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Tim Fitzharris / Joshua Tree (Yucca brevifolia) and Spring Mountains at Red Rock Canyon National Conservation Area near Las Vegas, Nevada
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Andy Rouse / Mountain lion / Puma (Felis concolor) in slot canyon, captive, Arizona, USA (non-ex)
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Yva Momatiuk & John Eastcott / Trail through red sandstone tunnel, Bryce Canyon National Park, Utah
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Kirkendall-Spring / Spider Rock in Canyon de Chelly National Monument, Arizona, USA
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Ian McCarthy / Rock abstract, Antelope canyon, Arizona, USA
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Ian McCarthy / Rock abstract, Antelope canyon, Arizona, USA
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David Welling / Abstract of sandstone formation in Buckskin Canyon, Arizona, USA
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David Welling / Abstract of sandstone formation, Corkscrew Canyon, Arizona, USA.
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HUW CORDEY / Light shining through rocks of Antelope canyon, Grand Canyon, Arizona, USA
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George McCarthy / Pine trees viewed through a glowing arch formation with snow, Bryce Canyon, Utah, USA
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George McCarthy / A shaft of light illuminating interior of Antelope Canyon, Utah, USA
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Jack Dykinga / Petrified sand dunes with eroded yellow and red sandstone bands, Paria Canyon-Vermilion Cliffs Wilderness, Arizona, USA
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Doug Wechsler / Red Rock canyon with Joshua Tree {Yucca brevifolia} Nevada, USA
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David Welling / Red rock formations in Boynton Canyon, Sedona, Arizona, USA
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David Noton / Grand Canyon in Arizona, USA.
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Yva Momatiuk & John Eastcott / Joshua Tree (Yucca brevifolia) in the morning light, Red Rock Canyon State Park, California
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Tim Fitzharris / Joshua Tree (Yucca brevifolia) cluster in Red Rock Canyon State Park, California
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Tim Fitzharris / Colorado River from Toroweap Overlook, Grand Canyon National Park, Arizona
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Tim Fitzharris / Cathedral Rock reflected in Oak Creek at Red Rock crossing with gathering rain clouds, Red Rock State Park near Sedona, Arizona
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Tim Fitzharris / Cathedral Rock reflected in Oak Creek at Red Rock crossing, Red Rock State Park near Sedona, Arizona
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Tim Fitzharris / Joshua Tree (Yucca brevifolia) at Red Rock State Park, California
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Norbert Wu / Eroded sandstone and light in Antelope Canyon, Arizona
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Jeff Foott / Tourists in creek, Red Rock Creek, Red Rock Canyon, Waterton Lakes National Park, Alberta, Canada
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Jeff Foott / Creek, Red Rock Canyon, Waterton Lakes National Park, Alberta, Canada
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Tim Fitzharris / Joshua Tree (Yucca brevifolia) saplings and cliffs, Red Rock Canyon National Conservation Area, Nevada
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Tim Fitzharris / Joshua Tree (Yucca brevifolia) pair and cliffs, Red Rock Canyon State Park, California
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Tim Fitzharris / Joshua Tree (Yucca brevifolia) pair and cliffs, Red Rock Canyon State Park, California
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Tim Fitzharris / Cliffs in flowering desert, Red Rock Canyon State Park, California
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Tim Fitzharris / Joshua Tree (Yucca brevifolia) pair and cliffs, Red Rock Canyon State Park, California
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Tim Fitzharris / Purplemat (Nama demissum) flowering, Red Rock Canyon National Conservation Area, Nevada
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Tim Fitzharris / Joshua Tree (Yucca brevifolia) group and Opuntia (Opuntia sp) cactus, Calico Ridge, Red Rock Canyon National Conservation Area, Nevada
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Tim Fitzharris / Mojave Indigo Bush (Psorothamnus arborescens) flowering, Turtlehead Peak, Red Rock Canyon National Conservation Area, Nevada
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Kevin Schafer / Smooth Desert Dandelion (Malacothrix glabrata) flowers, Red Rock Canyon State Park, Mojave Desert, California
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David Welling / Abstract of sandstone formation in Corkscrew Canyon, Arizona, USA
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Tim Fitzharris / Purplemat (Nama demissum) flowering, Red Rock Canyon National Conservation Area, Nevada
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Tim Fitzharris / Red Rock Mountains, Snow Canyon State Park, Utah
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Jack Dykinga / Bigtooth maple (Acer grandidentatum) trees in autumn amongst Douglas fir (Pseudotsuga menziesii), against canyon wall. Kolob, Zion National Park, Utah, USA. October 1995.
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Jack Dykinga / Slot Canyon on the Navajo Reservation, with brilliant eroded patterns in sandstone, Antelope Canyon, Arizona, USA.
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Jack Dykinga / Red sandstone formations rise from surrounding Mojave Desert with reflection in 'pot hole pools' at sunset, Red Rock Canyon National Conservation Area, Nevada, USA.
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Jeff Vanuga / Red Canyon in the San Rafael Region of Southern Utah, USA. March 2019.
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Jack Dykinga / Utah juniper (Juniperus osteosperma) and Singleleaf ash (Fraxinus anomala), wall of Long Canyon in background. Grand Staircase-Escalante National Monument, Utah, USA. October.