Yva Momatiuk & John Eastcott / Sandstone rock formations, Vermillion Cliffs National Monument, Arizona
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Yva Momatiuk & John Eastcott / Joshua Tree (Yucca brevifolia) group, Joshua Tree National Park, California
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Yva Momatiuk & John Eastcott / Ripples on white gypsum sand dunes, White Sands National Park, New Mexico
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Kirkendall-Spring / John Day Fossil Beds National Monument, Painted Hills Unit, Oregon, USA, May 2013.
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Kirkendall-Spring / Red Hill in John Day Fossil Beds National Monument, Painted Hills Unit, Oregon, USA, May 2013.
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Floris van Breugel / Warm sunlight after a snowstorm reveals intricate patterns in the 'Painted Hills' caused by slowly eroding rich fossil beds, in the John Day Fossil Beds National Monument, Oregon, USA. December 2009
00640194
Michael Durham / Western Pipistrelle (Pipistrellus hesperus) bat flying over desert scrub, near Pine Creek in the John Day Fossil Beds National Monument, Clarno Unit, Oregon, this is the smallest bat found north of Me...
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Michael Durham / Western Pipistrelle (Pipistrellus hesperus) bat chases a moth over desert scrub, near Pine Creek in the John Day Fossil Beds National Monument, Clarno Unit, Oregon
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Yva Momatiuk & John Eastcott / Lone hiker walking along the base of a sandstone butte strong pattern of wavy lines in petrified sand dunes are exposed by erosion, Vermilion Cliffs National Monument, Colorado Plateau, Utah
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Yva Momatiuk & John Eastcott / Lone hiker walking along the base of a sandstone butte strong pattern of wavy lines in petrified sand dunes are exposed by erosion, Vermilion Cliffs National Monument, Colorado Plateau, Utah
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Yva Momatiuk & John Eastcott / Lone hiker walking on colorful sandstone strong pattern of wavy lines in petrified sand dunes are exposed by erosion, Vermilion Cliffs National Monument, Colorado Plateau, Utah
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Yva Momatiuk & John Eastcott / Small sandstone canyon carved by water, exposes strong pattern of parallel lines, Vermilion Cliffs National Monument, Colorado Plateau, Utah
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Yva Momatiuk & John Eastcott / Colorful sandstone patterns of lines, ridges and ripples, carved by erosion, are reflected in rainwater pool, Vermilion Cliffs National Monument, Colorado Plateau, Utah
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Yva Momatiuk & John Eastcott / Toadstool Caprocks created by erosion, near Paria River, Grand Staircase-Escalante National Monument, Utah
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Yva Momatiuk & John Eastcott / Petrified wood log with intricate patterns and colors, Petrified Forest National Park, Arizona
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Yva Momatiuk & John Eastcott / Organ Pipe Cactus (Stenocereus thurberi) with many stalks, spring evening, during drought year, Organ Pipe Cactus National Monument, Arizona
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Yva Momatiuk & John Eastcott / Gila Woodpecker (Melanerpes uropygialis) nesting in Saguaro (Carnegiea gigantea) in desert, spring, Sonoran Desert National Monument, Arizona
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Yva Momatiuk & John Eastcott / Black-tailed Prairie Dog (Cynomys ludovicianus) eating grass in summer, Devil's Tower National Park, Wyoming
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Jeff Foott / Painted Hills, John Day Fossil Beds National Monument, Oregon
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Jeff Foott / Painted Hills, John Day Fossil Beds National Monument, Oregon
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Jeff Foott / Painted Hills, John Day Fossil Beds National Monument, Oregon
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Jeff Foott / Golden Bee Plant (Cleome platycarpa) flowerings, Painted Hills, John Day Fossil Beds National Monument, Oregon
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Jeff Foott / Painted Hills, John Day Fossil Beds National Monument, Oregon
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Jeff Foott / Painted Hills, John Day Fossil Beds National Monument, Oregon
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Yva Momatiuk & John Eastcott / Rock formations, Chiricahua National Monument, Arizona
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Yva Momatiuk & John Eastcott / Rock formations, Chiricahua National Monument, Arizona
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Yva Momatiuk & John Eastcott / Rock formations, Chiricahua National Monument, Arizona
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Yva Momatiuk & John Eastcott / Rock formations, Chiricahua National Monument, Arizona
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Yva Momatiuk & John Eastcott / Quaking Aspen (Populus tremuloides) trees in autumn,, Rocky Mountains, Colorado
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Yva Momatiuk & John Eastcott / Gypsum sand dune, White Sands National Park, New Mexico
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Yva Momatiuk & John Eastcott / Gypsum sand dune at sunset, White Sands National Park, New Mexico
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Yva Momatiuk & John Eastcott / Sandhill Crane (Grus canadensis) flock flying, White Sands National Park, New Mexico
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Yva Momatiuk & John Eastcott / Eroded sandstone, Vermillion Cliffs National Monument, Arizona
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Yva Momatiuk & John Eastcott / Eroded sandstone, Vermillion Cliffs National Monument, Arizona
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Yva Momatiuk & John Eastcott / Eroded sandstone, Vermillion Cliffs National Monument, Arizona
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Yva Momatiuk & John Eastcott / Rock formation, Vermillion Cliffs National Monument, Arizona
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Yva Momatiuk & John Eastcott / Eroded sandstone, Vermillion Cliffs National Monument, Arizona
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Yva Momatiuk & John Eastcott / Eroded sandstone, Vermillion Cliffs National Monument, Arizona
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Yva Momatiuk & John Eastcott / Eroded sandstone, Vermillion Cliffs National Monument, Arizona
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Yva Momatiuk & John Eastcott / Toadstool hoodoo, white sandstone rock formations, Grand Staircase-Escalante National Monument, Utah
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Yva Momatiuk & John Eastcott / Toadstool hoodoo sandstone rock formations, Grand Staircase-Escalante National Monument, Utah
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Yva Momatiuk & John Eastcott / White sandstone rock formations, Grand Staircase-Escalante National Monument, Utah
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Yva Momatiuk & John Eastcott / White sandstone rock formations, Grand Staircase-Escalante National Monument, Utah
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Yva Momatiuk & John Eastcott / White sandstone rock formations, Grand Staircase-Escalante National Monument, Utah
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Yva Momatiuk & John Eastcott / Sandstone buttes, ravines, and boulders in arid desert, Grand Staircase-Escalante National Monument, Utah
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Yva Momatiuk & John Eastcott / Sandstone rock formations, Vermillion Cliffs National Monument, Arizona
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Yva Momatiuk & John Eastcott / Sandstone rock formations, Vermillion Cliffs National Monument, Arizona
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Yva Momatiuk & John Eastcott / Sandstone rock formations, Vermillion Cliffs National Monument, Arizona
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Yva Momatiuk & John Eastcott / Sandstone rock formations, Vermillion Cliffs National Monument, Arizona
00559259
Yva Momatiuk & John Eastcott / Sandstone rock formation, Vermillion Cliffs National Monument, Arizona
00559258
Yva Momatiuk & John Eastcott / Sandstone rock formations, Vermillion Cliffs National Monument, Arizona
00559246
Yva Momatiuk & John Eastcott / Joshua Tree (Yucca brevifolia) group, Joshua Tree National Park, California
00559245
Yva Momatiuk & John Eastcott / Joshua Tree (Yucca brevifolia) group, Joshua Tree National Park, California
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Yva Momatiuk & John Eastcott / Joshua Tree (Yucca brevifolia) group, Joshua Tree National Park, California
00559239
Yva Momatiuk & John Eastcott / Sandstone rock formations, Vermilion Cliffs National Monument, Colorado Plateau, Utah
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Yva Momatiuk & John Eastcott / Sandstone rock formation, Vermilion Cliffs National Monument, Colorado Plateau, Utah
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Yva Momatiuk & John Eastcott / Flowering shrub and lava bed, Craters of the Moon National Monument, Idaho
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Yva Momatiuk & John Eastcott / Joshua Tree (Yucca brevifolia) and rock formation, Joshua Tree National Park, California
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Yva Momatiuk & John Eastcott / Saguaro (Carnegiea gigantea) and barrel cacti in desert, Tonto National Monument, Arizona
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Yva Momatiuk & John Eastcott / Gypsum sand dunes, White Sands National Park, New Mexico
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Yva Momatiuk & John Eastcott / Gypsum sand dunes, White Sands National Park, New Mexico
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Yva Momatiuk & John Eastcott / White gypsum sand dunes, White Sands National Park, New Mexico
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Yva Momatiuk & John Eastcott / Ripples in white gypsum sand dunes, White Sands National Park, New Mexico
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Yva Momatiuk & John Eastcott / Hikers among white gypsum sand dunes, White Sands National Park, New Mexico
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Yva Momatiuk & John Eastcott / White gypsum sand dunes, White Sands National Park, New Mexico
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Yva Momatiuk & John Eastcott / White gypsum sand dunes, White Sands National Park, New Mexico
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Yva Momatiuk & John Eastcott / Yucca (Yucca sp) growing on sand dune, White Sands National Park, New Mexico
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Yva Momatiuk & John Eastcott / Sandstone rocks, Grand Staircase-Escalante National Monument, Utah
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Yva Momatiuk & John Eastcott / Red sandstone walls of slot canyon, Grand Staircase-Escalante National Monument, Utah
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Yva Momatiuk & John Eastcott / Red sandstone walls of narrow slot canyon, Grand Staircase-Escalante National Monument, Utah
00559163
Yva Momatiuk & John Eastcott / Eroded sandstone toadstool pinnacles, Grand Staircase-Escalante National Monument, Utah
00559162
Yva Momatiuk & John Eastcott / Sandstone pinnacles, Grand Staircase-Escalante National Monument, Utah
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Yva Momatiuk & John Eastcott / Eroded sandstone toadstool pinnacles, Grand Staircase-Escalante National Monument, Utah
00559160
Yva Momatiuk & John Eastcott / Sandstone pinnacles, Grand Staircase-Escalante National Monument, Utah
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Yva Momatiuk & John Eastcott / Sandstone canyon and creek bed, Grand Staircase-Escalante National Monument, Utah
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Yva Momatiuk & John Eastcott / Sandstone rock formations, Vermilion Cliffs National Monument, Colorado Plateau, Utah
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Yva Momatiuk & John Eastcott / Lava bed, Cedar Breaks National Monument, Utah
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Yva Momatiuk & John Eastcott / Lava bed, Cedar Breaks National Monument, Utah
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Michael Durham / Western rattlesnake (Crotalus viridis) under a juniper tree, John Day Fossil Beds National Monument, Painted Hills Unit, Oregon, USA, July.
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Michael Durham / Deer mouse (Peromyscus maniculatus) eating a seed at night, John Day Fossil Beds National Monument, Clarno Unit, Oregon, USA, July.
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Kirkendall-Spring / John Day Fossil Beds National Monument, Painted Hills Unit, Oregon, USA, May 2013.
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Kirkendall-Spring / Red Hill in John Day Fossil Beds National Monument, Painted Hills Unit, Oregon, USA, May 2013.
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Kirkendall-Spring / John Day Fossil Beds National Monument, Painted Hills Unit, Oregon, USA, May 2013.
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Kirkendall-Spring / Clouds over John Day Fossil Beds National Monument, Painted Hills Unit, Oregon, USA, May 2013.
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Michael Durham / Sign forbidding removal of rocks or fossils, Blue Basin, John Day Fossil Beds National Monument, Oregon
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Michael Durham / Goose Rock above John Day River, John Day Fossil Beds National Monument, Oregon
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Michael Durham / Green river, Blue Basin, John Day Fossil Beds National Monument, Oregon
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Michael Durham / Fossil of fourty-four million year old leaf, John Day Fossil Beds National Monument, Oregon
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Michael Durham / Plant (Florissantia speirii) forty four million year old fossil flower, John Day Fossil Beds National Monument, Oregon
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Michael Durham / Fossil of fourty-four million year old leaves, John Day Fossil Beds National Monument, Oregon
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Michael Durham / Alder (Alnus heterodonta) thirty-three million year old fossil leaves, John Day Fossil Beds National Monument, Oregon
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Michael Durham / Mud-Minnow (Novumbra oregonensis) thirty-three million year old fossil, John Day Fossil Beds National Monument, Oregon
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Michael Durham / Metasequoia (Metasequoia sp) thirty-three million year old fossil needles surrounded by Maple (Acer sp) seeds, John Day Fossil Beds National Monument, Oregon
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Michael Durham / Metasequoia (Metasequoia sp) thirty-three million year old fossil needles, John Day Fossil Beds National Monument, Oregon
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Michael Durham / Metasequoia (Metasequoia sp) thirty-three million year old fossil needles, John Day Fossil Beds National Monument, Oregon
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Kevin Schafer / Bentonite clay deposits, Painted Hills, John Day National Monument, Oregon
