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Cub Creek Petroglyphs, Fremont Style, from AD 700 to AD 1200, Dinosaur National Monument, Utah, United States of America, North America
Broken Arch, Arches National Park, Utah, United States of America, North America
A Waterpocket Fold highlighting the erosion of tilted rock layers, formed 50 to 70 million years ago, Capitol Reef National Park, Utah, United States of America, North America
Valley View with El Capitan, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Hoodoos strongly lit by early morning sun with heavy cloud, Peekaboo Loop Trail in winter, Bryce Canyon National Park, Utah, United States of America, North America
Hoodoos lit by late afternoon sun with distant view in winter, Paria View, Bryce Canyon National Park, Utah, United States of America, North America
Lower Falls, Yellowstone River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
View down Cascade Canyon with backlit Teton Range, Grand Teton National Park, Wyoming, United States of America, North America
View into Zion Canyon from trail to Observation Point, Zion National Park, Utah, United States of America, North America
Elk herd, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
American pika (Ochotona princeps), Mount Evans, Arapaho-Roosevelt National Forest, Colorado, United States of America, North America
Black bear (Ursus americanus) sow and cub of the year, Yellowstone National Park, Wyoming, United States of America, North America
Unicorn Peak mountain above mist shrouded pine forest, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Grizzly Bear (Ursus arctos horribilis), yearling cub, Yellowstone National Park, Wyoming, United States of America, North America
Bison (Bison bison) calf, Yellowstone National Park, Wyoming, United States of America, North America
Double rainbow with bear grass in foreground, Hole in the Wall campground, Glacier National Park, Montana, United States of America (U.S.A.), North America
The Castle, a sandstone formation, Capitol Reef National Park, Utah, United States of America, North America
Desert brush and the Watchman in winter, Zion Canyon, Zion National Park, Utah, United States of America, North America
Peekaboo Loop Trail switchbacks wind through hoodoos lit by early morning sun in winter, Bryce Canyon National Park, Utah, United States of America, North America
Backlit hoodoos and Thor's Hammer, Bryce Canyon National Park, Utah, United States of America, North America
Mount Olympus and Blue Glacier, Olympic National Park, UNESCO World Heritage Site, Washington State, United States of America, North America
Lomaki Pueblo, inhabited from approximately 1100 AD to 1250 AD, Wupatki National Monument, Arizona, United States of America, North America
Chaco Culture National Historic Park, World Heritage Site, Fajada Butte, UNESCO World Heritage Site, New Mexico, United States of America, North America
Petroglyph National Monument, petroglyphs carved into volcanic rock by American Indians 400 to 700 years ago, New Mexico, United States of America, North America
Aerial photo of Grand Canyon from Papillon Helicopter, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Petroglyph near Chetro Ketl, Chaco Culture National Historical Park, UNESCO World Heritage Site, New Mexico, United States of America, North America
Rosy pintbrush (Castilleja rhexifolia), Gunnison National Forest, Colorado, United States of America, North America
Bryce Canyon National Park Utah, United States of America, North America
Female lark bunting (Calamospiza melanocorys), Pawnee National Grassland, Colorado, United States of America, North America
Rosy paintbrush (Castilleja rhexifolia), Gunnison National Forest, Colorado, United States of America, North America
Badlands with clouds, Theodore Roosevelt National Park, North Dakota, United States of America, North America
Black bear (Ursus americanus) in a spring snow storm, Yellowstone National Park, Wyoming, United States of America, North America
Tree on sandstone silhouetted at sunset with purple clouds, Coyote Buttes Wilderness, Vermilion Cliffs National Monument, Arizona, United States of America, North America
Dirt road through yellow aspen in the fall, Uncompahgre National Forest, Colorado, United States of America, North America
Grizzly Bear (Ursus arctos horribilis), yearling cub, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
John Moulton Barn, Mormon Row, Grand Teton National Park, Wyoming, United States of America, North America
Over Under Anasazi Ruins, Ancestral Pueblo, Bear's Ears National Monument, Utah, United States of America, North America
Moss-covered tree trunks in the rainforest, Olympic National Park, UNESCO World Heritage Site, Washington State, United States of America, North America
Late afternoon sun lights hoodoos and rocks through a cloudy sky in winter, Sunset Point, Bryce Canyon National Park, Utah, United States of America, North America
Backlit red ridges surrounded by the clouds of an early morning temperature inversion, Bryce Canyon National Park, Utah, United States of America, North America
Sunrise over Crater Lake and Wizard Island, Crater Lake National Park, Oregon, United States of America, North America
Chaco Culture National Historic Park, World Heritage Site, Pueblo Bonito, kiva (foreground), UNESCO World Heritage Site, New Mexico, United States of America, North America
Chaco Culture National Historic Park, World Heritage Site, Pueblo Bonito, kiva (foreground), UNESCO World Heritage Site, New Mexico, United States of America, North America
Sunrise at Mather Point, South Rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Rock formations and dead juniper, Grand Staircase-Escalante National Monument, Utah, United States of America, North America
Islands in the Sky, Canyonlands National Park, Utah, United States of America, North America
Badger (Taxidea taxus), Buffalo Gap National Grassland, Conata Basin, South Dakota, United States of America, North America
Cloudy sky above an Alpine tarn, San Juan National Forest, Colorado, United States of America, North America
Sunrise in an Alpine meadow with wildflowers, San Juan National Forest, Colorado, United States of America, North America
Sunrise at Mather Point, South Rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Swift fox (Vulpes velox), Pawnee National Grassland, Colorado, United States of America, North America
Yellow-headed blackbird (Xanthocephalus xanthocephalus), Yellowstone National Park, Wyoming, United States of America, North America
Bison (Bison bison) bull covered with frost in the winter, Yellowstone National Park, Wyoming, United States of America, North America
Ranch and Teton Range, Grand Teton National Park, Wyoming, United States of America, North America
Swiftcurrent Lake, Many Glacier Area, Glacier National Park, Montana, United States of America, North America
Water reflections of the Teton Range, taken from the end of Schwabacker Road, Grand Teton National Park, Wyoming, United States of America, North America
Fog among a hillside with evergreens, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Giant redwood (sequioa) trees in Redwood National Park, Northern California, United States of America, North America
Grizzly Bear (Ursus arctos horribilis) sow and two cubs of the year or spring cubs standing, Yellowstone National Park, Wyoming, United States of America, North America
Aura Borealis (Northern lights) in Denali Wilderness National Park, Alaska, United States of America, North America
Yellow aspen trees in the fall, Uncompahgre National Forest, Colorado, United States of America, North America
K'alyaan Pole, Tlingit totem pole, rainforest clearing, summer, Sitka National Historic Park, Sitka, Baranof Island, Alaska, United States of America, North America
Reverse Handprints, Ancestral Pueblo, up to 1000 years old, Lower Fish Creek, Bears Ears National Monument, Utah, United States of America, North America
Red-legged frog (Rana aurora), Olympic National Park, Washington state, United States of America, North America
McKee Spring Petroglyphs, Fremont Style, from AD 700 to AD 1200, Dinosaur National Monument, Utah, United States of America, North America
Backpacker crossing bridge, Olympic National Park, UNESCO World Heritage Site, Washington State, United States of America (U.S.A.), North America
Hoodoos and snow with layers of cloud, from Peekaboo Loop Trail in winter, Bryce Canyon National Park, Utah, United States of America, North America
Snow clearing equipment at a tunnel through sunlit red rock in winter, Peekaboo Loop Trail, Bryce Canyon National Park, Utah, United States of America, North America
Hiker on a horse trail in winter with hoodoos and rocks glowing in early morning light, Bryce Canyon National Park, Utah, United States of America, North America
Mammoth Hot Springs, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Tourists watching Old Faithful Geyser, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
River Otter (Lutra canadensis) pup, Yellowstone National Park, Wyoming, United States of America, North America
Cinnamon Black Bear (Ursus americanus) yearling cub, Yellowstone National Park, Wyoming, United States of America, North America
Uinta Ground Squirrel (Urocitellus armatus) among Mountain Bluebell (Mertensia ciliata), Yellowstone National Park, Wyoming, United States of America, North America
Brown bear at Brooks River, Brooks Camp, Katmai National Park, Alaska, United States of America, North America
Pool in slick rock at dawn, Zion National Park, Utah, United States of America, North America
Johns Hopkins Inlet, Fairweather Range, Glacier Bay National Park and Preserve, Southeast Alaska, United States of America, North America
Chaco Culture National Historic Park, World Heritage Site, Pueblo Bonito, kiva (foreground), UNESCO World Heritage Site, New Mexico, United States of America, North America
Chaco Culture National Historic Park, World Heritage Site, Fajada Butte, UNESCO World Heritage Site, New Mexico, United States of America, North America
Soldier riding a horse petroglyph, Chetro Ketl, Chaco Culture National Historical Park, UNESCO World Heritage Site, New Mexico, United States of America, North America
Black-footed ferret (American polecat) (Mustela nigripes) with a hair-dye marker to indicate that it was treated by the wildlife biologist, Buffalo Gap National Grassland, Conata Basin, South Dakota, United States of America, North America
Grizzly bear (Ursus arctos horribilis) eating berries, Glacier National Park, Montana, United States of America, North America
Grand Canyon viewed from South Rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Water reflection of the Teton Range, taken from the end Schwabacher Road, Grand Teton National Park, Wyoming, United States of America, North America
Firehole Spring, Firehole Lake Drive, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Half Dome and Yosemite Valley from Glacier Point, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Bison (Bison bison), Yellowstone National Park, Wyoming, United States of America, North America
Giant red paintbrush (scarlet paintbrush) (Indian paintbrush) (Castilleja miniata), San Juan National Forest, Colorado, United States of America, North America
Red and yellow sandstone wave channel, Coyote Buttes Wilderness, Vermilion Cliffs National Monument, Arizona, United States of America, North America
Swift Fox (Vulpes velox) vixen and kit, Pawnee National Grassland, Colorado, United States of America, North America
Aura Borealis (Northern lights) in Denali Wilderness National Park, Alaska, United States of America, North America
American pika (Ochotona princeps), San Juan National Forest, Colorado, United States of America, North America
Bison (Bison bison) bull covered with snow in snowfall in the winter, Yellowstone National Park, Wyoming, United States of America, North America
Old Faithful geyser blowing, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Forest fire, Glacier National Park, Montana, United States of America, North America
Four Windows Ruins, Ancestral Pueblo, up to 1000 years old, Lower Fish Creek, Bears Ears National Monument, Utah, United States of America, North America
Lake Quinault, Olympic National Park, UNESCO World Heritage Site, Washington State, United States of America (U.S.A.), North America
Delicate Arch at dusk, Arches National Park, Utah, United States of America, North America
Lone Star Geyser erupts and creates rainbow, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Visitors, steam and vivid colours, Grand Prismatic Spring, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America