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Moss-covered tree trunks in the rainforest, Olympic National Park, UNESCO World Heritage Site, Washington, United States of America, North America
Marymere Falls, Olympic National Park, UNESCO World Heritage Site, Washington, United States of America, North America
Everglades National Park, UNESCO World Heritage Site, Florida, United States of America, North America
Carpenters' Hall, Independence National Historical Park, Old City District, Philadelphia, Pennsylvania, United States of America, North America
Spotted Sandpiper (Actitis macularia), Yellowstone National Park, Wyoming, United States of America, North America
Saguaro cacti, Saguaro National Park, Tuscon Mountain District west unit, Tucson, Arizona, United States of America, North America
Bull Moose (Alces alces) with snow on its antlers, Grand Teton National Park, Wyoming, United States of America, North America
Willow Ptarmigan (Lagopus lagopus), Katmai National Park and Preserve, Alaska, United States of America, North America
Bighorn Sheep (Ovis canadensis) ram feeding, Yellowstone National Park, Wyoming, United States of America, North America
Bison (Bison bison) bull in the snow, Yellowstone National Park, Wyoming, United States of America, North America
Bull elk (Cervus canadensis) at sunset in the winter, Yellowstone National Park, Wyoming, United States of America, North America
Northern (Steller) sea lions (Eumetopias jubatus), South Marble Island, Glacier Bay National Park, Southeastern Alaska, United States of America, North America
Juniper and boulder, Joshua Tree National Park, California, United States of America, North America
Chaco Culture National Historic Park, World Heritage Site, Casa Rinconada, UNESCO World Heritage Site, New Mexico, United States of America, North America
View over Bryce Canyon National Park at sunset, Utah, United States of America, North America
Pool in slick rock at dawn, Zion National Park, Utah, United States of America, North America
Pine tree growing on a sandstone ledge, Zion National Park, Utah, United States of America, North America
Artemesia Geyser Pool, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Landscape, Joshua Tree National Park, California, United States of America, North America
Aerial photo of Colorado River and the Grand Canyon from Papillon Helicopter, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
El Capitan, a 3000 feet granite monolith, with the Merced River flowing through Yosemite Valley, Yosemite National Park, UNESCO World Heritage Site, Sierra Nevada, California, United States of America, North America
Hickman Bridge, Capitol Reef National Park, Utah, United States of America, North America
Petroglyphs near Una Vida, Chaco Culture National Historical Park, UNESCO World Heritage Site, New Mexico, United States of America, North America
Sticky geranium (Geranium viscosissimum), Glacier National Park, Montana, United States of America, North America
Virgin River, Zion Lodge area, Zion National Park, Utah, United States of America, North America
Checkerboard Mesa, formed of Navajo sandstone, Zion National Park, Utah, United States of America, North America
Hickman Bridge Trail, Navajo Dome, Capitol Reef National Park, Utah, United States of America, North America
Thor's Hammer in early morning from Sunset Point, Bryce Canyon National Park, Utah, United States of America, North America
Beautiful rock formations in the Needles, Canyonlands National Park, Utah, United States of America, North America
Snake River at the Schwabacher Landing, Grand Teton National Park, Wyoming, United States of America, North America
Snake River at the Schwabacher Landing, Grand Teton National Park, Wyoming, United States of America, North America
Lower Falls from Artists Point, Grand Canyon of the Yellowstone River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
View of Lower Falls from Red Rock Point, Grand Canyon of the Yellowstone River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Mesa Arch sunrise, Island in the Sky, Canyonlands National Park, Utah, United States of America, North America
Male dusky grouse (blue grouse) (Dendragapus obscurus) displaying, Yellowstone National Park, Wyoming, United States of America, North America
Badlands, Badlands National Park, South Dakota, United States of America, North America
Mount Grinnell and Swiftcurrent Lake at dawn, Glacier National Park, Montana, United States of America, North America
Elk in Yellowstone National Park, Wyoming, United States of America, North America
Canyon Overlook, Zion National Park, Utah, United States of America, North America
Bryce Canyon National Park Utah, United States of America, North America
Hoodoos, on the Queens Garden Trail, Bryce Canyon National Park, Utah, United States of America, North America
Evergreens along Yellowstone Lake in the early spring at sunset, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Grizzly bear (Ursus arctos horribilis), Yellowstone National Park, Wyoming, United States of America, North America
Uinta ground squirrel (Urocitellus armatus), Yellowstone National Park, Wyoming, United States of America, North America
Arches National Park, Utah, United States of America, North America
Pine tree on the exposed granite rock at Sentinel Dome, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Half Dome and Yosemite Valley from Sentinel Dome, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
The Three Brothers reflected in the River Merced, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Guadalupe Peak and El Capitan at dusk, Guadalupe Mountains National Park, Texas, United States of America, North America
Sandhill crane (Grus canadensis), Yellowstone National Park, Wyoming, United States of America, North America
Coyote (Canis latrans) on the snow in the spring, Yellowstone National Park, Wyoming, United States of America, North America
Clouds reflected in a pond, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Pronghorn (Antilocapra americana) bucks sparring, Yellowstone National Park, Wyoming, United States of America, North America
Three black bear (Ursus americanus) cubs of the year or spring cubs, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Yosemite Valley, with evening light bathing Half Dome and El Capitan, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Yellowstone River near Calcite Springs, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Marjorie Glacier in Glacier Bay National Park, Alaska, United States of America, North America
Yosemite Valley and Bridalveil Fall from Tunnel View, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Blue holes and white crystals, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
The Towers of the Virgin, Zion National Park, Utah, USA
Cliffs of Zion framed by autumn trees, Springdale, near Zion National Park, Utah, USA, North America
Colorado Plateau, Canyonlands National Park, Utah, USA
North Window and South Window, Arches National Park, Utah, USA, North America
Hoodoos, on the Queens Garden Trail, Bryce Canyon National Park, Utah, United States of America, North America
Lembert Dome, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Reflection of the Teton range, Bradley Lake, Grand Teton National Park, Wyoming, United States of America, North America
Mesquite Sand Dunes at dawn, Death Valley National Park, California, United States of America, North America
Castle Geyser at sunset, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Theodore Roosevelt National Park North Unit, Watford, North Dakota, United States of America, North America
Black Canyon of the Gunnison National Park, Gunnison River deep in the canyon, Colorado, United States of America, North America
Pueblo Bonito Chaco Culture National Historical Park scenery, New Mexico, United States of America, North America
Badlands at first light, Badlands National Park, South Dakota, United States of America, North America
Bison (Bison bison) bull in the snow, Yellowstone National Park, Wyoming, United States of America, North America
Bryce Point, Bryce Canyon National Park, Utah, United States of America, North America
Tetons at dawn in the winter, Grand Teton National Park, Wyoming, United States of America, North America
Northern (Steller) sea lions (Eumetopias jubatus), South Marble Island, Glacier Bay National Park, Southeastern Alaska, United States of America, North America
Hoary marmot (Marmota caligata), Glacier National Park, Montana, United States of America, North America
Pit House, Step House Ruin, dates from 626AD to 1226AD, Mesa Verde National Park, UNESCO World Heritage Site, Colorado, United States of America, North America
The Needles, Canyonlands National Park, Utah, United States of America, North America
Hickman Bridge, Capitol Reef National Park, Utah, United States of America, North America
Grizzly bear (Ursus arctos horribilis) (Coastal brown bear) dripping wet while fishing, Katmai National Park and Preserve, Alaska, United States of America, North America
El Capitan, a 3000 feet granite monolith, with the Merced River flowing through Yosemite Valley, Yosemite National Park, UNESCO World Heritage Site, Sierra Nevada, California, United States of America, North America
Badlands with maroon color, Capitol Reef National Park, Utah, United States of America, North America
Hickman Bridge, Capitol Reef National Park, Utah, United States of America, North America
Grand Prismatic Spring, Midway Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Palette Spring, Mammoth Hot Springs, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Brink of Lower Falls of Yellowstone River, Grand Canyon of the Yellowstone, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Mount Washburn in early morning light, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Blue Funnel spring, West Thumb Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Blue Funnel spring, West Thumb Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Ephedra spring, West Thumb Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Desert View Watchtower, South Rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Mesa Arch sunrise, Island in the Sky, Canyonlands National Park, Utah, United States of America, North America
Male mountain bluebird (Sialia currucoides), Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Hoodoos, on the Queens Garden Trail, Bryce Canyon National Park, Utah, United States of America, North America
Fog among evergreens, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Coyote (Canis latrans), Yellowstone National Park, Wyoming, United States of America, North America
Pueblo Mission in background), Kiva in foreground, Pecos National Historic Park, New Mexico, United States of America, North America
High Sierra mountain scenery from Glacier Point, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Seasonal ponds on Tuolumne Meadows in Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America