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Park Avenue, Arches National Park, Moab, Utah, United States of America, North America
Cycling, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Half Dome, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Half Dome, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Pecos National Historical Park, New Mexico, United States of America, North America
Mesquite flat sand dunes in Death Valley National Park, California, United States of America, North America
Zabriskie Point, Death Valley National Park, California, United States of America, North America
Grand Canyon view with a rock window beneath a cliff on the right, located west of Pinal Point on the south rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Young brown bear (Ursus arctos), feeding at low tide in Geographic Harbor, Katmai National Park, Alaska, United States of America, North America
View of the Deadhorse Creek Trail, Mount Rainier National Park, Washington State, United States of America, North America
Views of the Nisqually Glacier retreat from the Skyline Trail, Mount Rainier National Park, Washington State, United States of America, North America
Meltwater lake on Mount Rainier from the Burroughs Mountain Trail, Mount Rainier National Park, Washington State, United States of America, North America
Meltwater lake on Mount Rainier from the Burroughs Mountain Trail, Mount Rainier National Park, Washington State, United States of America, North America
Views of the Nisqually Glacier from the Skyline Trail, Mount Rainier National Park, Washington State, United States of America, North America
Ancestral Puebloan ruin at Desert View on the Colorado River, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Grand Canyon northwest view from a rock island just beyond the tourist overlook of Lipan Point, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Tourists standing in front of the Aialik Glacier, coming off the Harding Ice Field, Kenai Fjords National Park, Alaska, United States of America, North America
A deep dropoff at Grand Canyon called Loki's Abyss east of Thor's Hammer Overlook, with Loki's Rock just right of center, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
A rock spire separate from the cliff wall west of Zuni Point at Grand Canyon, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
An adult Uinta chipmunk (Neotamias umbrinus), in Bryce Canyon National Park, Utah, United States of America, North America
An adult golden-mantled ground squirrel (Callospermophilus lateralis), in Bryce Canyon National Park, Utah, United States of America, North America
A waterfall running through the Mossy Cave Trail in Bryce Canyon National Park, Utah, United States of America, North America
Inside the Big Room at Carlsbad Caverns National Park, UNESCO World Heritage Site, located in the Guadalupe Mountains, New Mexico, United States of America, North America
Sequoia trees in the Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Devil's Garden, with snow, Arches National Park, Utah, United States of America, North America
Various hoodoos in Angels Garden at Petrified Forest National Park, Arizona, United States of America, North America
Abandoned Train Depot in Rhyolite, a ghost town in Nye County, near Death Valley National Park, Nevada, United States of America, North America
Grand Teton National Park waters, Wyoming, United States of America, North America
Friends at Grand Teton National Park, Wyoming, United States of America, North America
Walkers on Grand Teton National Park trails, Wyoming, United States of America, North America
Lone observer watches Grand Geyser erupt, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Rock and pine trees lit by early morning sun in winter, Queen's Garden Connecting Trail, Bryce Canyon National Park, Utah, United States of America, North America
Hoodoos, rim and snow lit by dawn light in winter, Queen's Garden Trail at Sunrise Point, Bryce Canyon National Park, Utah, United States of America, North America
Hoodoos and snow lit by strong dawn light in winter, Queen's Garden Trail at Sunrise Point, Bryce Canyon National Park, Utah, United States of America, North America
Fresh snow fall, Yosemite Valley, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Sunrise over Yellowstone Lake with reflection, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Elk, Firehole River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Smoking Kilauea Summit Lava Lake in the Hawaii Volcanoes National Park, UNESCO World Heritage Site, Big Island, Hawaii, United States of America, Pacific
Upper and Lower Yosemite Falls, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Upper and Lower Yosemite Falls, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Brown Bear (Ursus arctos horribilis) in Moraine Creek, Katmai National Park and Preserve, Alaska, United States of America, North America
Osprey (Pandion haliaetus) fledglings on nest, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Elk herd (Cervus canadensis) grazing in Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Adult desert bighorn sheep (Ovis canadensis), Zion National Park, Utah, United States of America, North America
Hoodoo rock formations in Bryce Canyon Amphitheater, Bryce Canyon National Park, Utah, United States of America, North America
Coyote (Canis latrans) in snow, Yellowstone National Park, Wyoming, United States of America, North America
A view of Spire Cove in Resurrection Bay in Kenai Fjords National Park, Alaska, United States of America, North America
The colourful Grand Canyon of the Yellowstone, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Panorama of Teton Range at first light, Grand Teton National Park, Wyoming, United States of America, North America
View of hoodoo formations from the Fairyland Trail in Bryce Canyon National Park, Utah, United States of America, North America
Vertical of bull moose (Alces alces) in front of Teton Range, Grand Teton National Park, Wyoming, United States of America, North America
Snowscape of winding river and trees, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Coronado Butte at Grand Canyon viewed from the end of Coronado Ridge, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Columbian ground squirrel (Citellus columbianus), Glacier National Park, Montana, United States of America, North America
Juvenile gray-crowned rosy-finch (Leucosticte tephrocotis), Glacier National Park, Montana, United States of America, North America
Turret Arch through North Window at dawn, Arches National Park, Utah, United States of America, North America
View of the valley floor from Angel's Landing Trail in Zion National Park, Utah, United States of America, North America
View of lake in Denali National Park, Alaska, United States of America, North America
Kiva and other structures at Pueblo Bonito, Chaco Culture National Historic Park, UNESCO World Heritage Site, New Mexico, United States of America, North America
Backlit sandstone hoodoos in Bryce Amphitheater, Bryce Canyon National Park, Utah, United States of America, North America
Lone tree in snow dune, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Mosaic Canyon, Death Valley National Park, California, United States of America, North America
A moving rock at the Racetrack, a playa or dried up lakebed, in Death Valley National Park, California, United States of America, North America
View of Delicate Arch through Frame Arch with sunburst, Arches National Park, Utah, United States of America, North America
Narada Falls, Mount Rainier National Park, Washington State, United States of America, North America
Reflection Lake, Mount Rainier National Park, Washington State, United States of America, North America
House Valley, with the Vermilion Cliffs in the distance, viewed from the summit of Saddle Mountain on the north edge of Grand Canyon, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Grand Canyon viewed from the cliffs of Walhalla Glades on the North Rim, with Cape Royal on left, Vishnu Temple in the center, and Wotan's Throne on right, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Bald Eagle (Haliaeetus leucocephalus) flying, Yellowstone National Park, Wyoming, United States of America, North America
Full moon over Fiery Furnace, a maze like passageway, Arches National Park, Utah, United States of America, North America
The colourful Grand Canyon of the Yellowstone, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Beryl Spring, Yellowstone National Park, Wyoming, United States of America, North America
View over Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
From Pima Point, South Rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Dramatic sea stacks on Rialto Beach in the Olympic National Park, UNESCO World Heritage Site, Pacific Northwest coast, Washington State, United States of America, North America
Cook Inlet coast, Katmai National Park and Reserve, Alaska, United States of America, North America
Cook Inlet coast, Katmai National Park and Reserve, Alaska, United States of America, North America
Mount Redoubt, Lake Clark National Park and Preserve, Alaska, United States of America, North America
A view of the Aialik Glacier, coming off the Harding Ice Field, Kenai Fjords National Park, Alaska, United States of America, North America
Upper Yosemite Falls, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
An adult tufted puffin (Fratercula cirrhata) roosting on a cliff in Kenai Fjords National Park, Alaska, United States of America, North America
Schwabacher landing, Teton Range, Grand Teton National Park, Wyoming, United States of America, North America
Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Bryce Canyon National Park, Utah, United States of America, North America
Bryce Canyon National Park, Utah, United States of America, North America
Bryce Canyon National Park, Utah, United States of America, North America
Bryce Canyon National Park, Utah, United States of America, North America
A view of the Exit Glacier, coming off the Harding Ice Field, Kenai Fjords National Park, Alaska, United States of America, North America
A view of Spire Cove in Resurrection Bay in Kenai Fjords National Park, Alaska, United States of America, North America
Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Half Dome, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Zabriskie Point in Death Valley National Park, California, United States of America, North America
Grand Canyon viewed from the Bright Angel Trail in winter just past the 1.5 Mile Rest House after sunrise, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Old pilings in Resurrection Bay, gateway to the Kenai Fjords in Kenai Fjords National Park, Alaska, United States of America, North America
Shooting the rapids in a raft on the Colorado River, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
A ridge in the Devil's Playground of crumbling hoodoos that resemble Goblins, Petrified Forest National Park, Arizona, United States of America, North America
Panorama of a ridge in the Devil's Playground of crumbling hoodoos, Petrified Forest National Park, Arizona, United States of America, North America
Grandview Point viewed from the port bow of the formation called Sinking Ship, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
The Bow Rock of the formation called Sinking Ship in Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Autumn reflections on the River Merced in Yosemite Valley, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America