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Badwater Basin, Death Valley National Park, California, United States of America, North America
The colourful sandstone formations of the Bryce Canyon National Park in the late afternoon, Utah, United States of America, North America
The colourful sandstone formations of the Bryce Canyon National Park in the late afternoon, Utah, United States of America, North America
The towering cliffs of the Zion National Park, Utah, United States of America, North America
The colourful sandstone formations of the Bryce Canyon National Park in the late afternoon, Utah, United States of America, North America
Early morning sunlight shining on the towering cliffs of the Zion National Park, Utah, United States of America, North America
Capitol Reef National Park, Utah, United States of America, North America
Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Half Dome, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Yosemite Falls, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Yosemite Falls, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Zion National Park, Utah, United States of America, North America
Zion National Park, Utah, United States of America, North America
The Chimney, Capitol Reef National Park, Utah, United States of America, North America
Bull elk (Cervus canadensis) bugling, Rocky Mountain National Park, Colorado, United States of America, North America
South Window, Arches National Park, Utah, United States of America, North America
Road leading through the Capitol Reef National Park, Utah, United States of America, North America
Joshua tree at sunset, Joshua Tree National Park, California, United States of America, North America
Walkway through cold lava in the Craters of the Moon National Park, Idaho, United States of America, North America
Walkway through cold lava in the Craters of the Moon National Park, Idaho, United States of America, North America
Travertine terraces in Mammoth hot springs terraces, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
The Cliff Palace Indian dwelling, Mesa Verde National Park, UNESCO World Heritage Site, Colorado, United States of America, North America
Half Dome viewed from Glacier Point, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Park Avenue, Arches National Park, Moab, Utah, United States of America, North America
Bryce Canyon National Park, Utah, United States of America, North America
Bison calf (Bison bison), Yellowstone National Park, Wyoming, United States of America, North America
Bryce Canyon National Park, Utah, United States of America, North America
Zion National Park, Utah, United States of America, North America
Zion National Park, Utah, United States of America, North America
Zion National Park, Utah, United States of America, North America
Bryce Canyon National Park, Utah, United States of America, North America
Badwater Basin, Death Valley National Park, California, United States of America, North America
Stone wall of the Window section, Arches National Park, Utah, United States of America, North America
The colourful sandstone formations of the Bryce Canyon National Park in the late afternoon, Utah, United States of America, North America
Dead tree in the Capitol Reef National Park, Utah, United States of America, North America
Half Dome, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Hall of Mosses rainforest, Olympic National Park, UNESCO World Heritage Site, Washington State, United States of America, North America
Yosemite Falls, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Delicate Arch, Arches National Park, Moab, 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
Yellowstone River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
The Chimney, Capitol Reef National Park, Utah, United States of America, North America
Grizzly bear (Ursus horribilis), Glacier National Park, Montana, United States of America, North America
The towering cliffs of the Zion 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
Beautiful red sandstone formations in the Arches National Park, Utah, United States of America, North America
Yosemite Falls, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Alum Creek at dawn, Yellowstone National Park, Wyoming, USA
Rock formations, Needles District, Canyonlands National Park, Utah, United States of America, North America
Clouds reflecting in the Yellowstone River, 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
Park Avenue, Arches National Park, Moab, Utah, United States of America, North America
Alligator, Anhinga Trail, Everglades National Park, Florida, United States of America, North America
Beauty Pool in Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Snowline on Alaska Range, Denali National Park, Alaska, United States of America, North America
Part of the North Unit of Badlands National Park, carved out of the prairies by rapid water erosion of sediments, South Dakota, United States of America, North America
Tunnel Log, 275 ft long, which fell in 1937, Sequoiadendron giganteum, Sequoia National Park, California, United States of America, North America
Coastal brown bear, Ursus arctos, Lake Clark National Park, Alaska, United States of America, North America
Grand Canyon, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Killer whale (orca) pod (Orcinus orca), Resurrection Bay, Kenai Fjords National Park, Alaska, United States of America, North America
Bryce Canyon National Park, Utah, United States of America, North America
Russian Bishop's House, built 1843 in Sitka spruce, Sitka National Historical Park sign, rare sunny day, Southeast Alaska, United States of America, North America
View over Silent City from Sunset Point, Bryce Canyon National Park, Utah, USA, North America
Farmstead in the old pioneer community at Cades Cove, Great Smoky Mountains National Park, UNESCO World Heritage Site, Appalachians, Tennessee, United States of America (U.S.A.), North America
View from the Alum Cave Bluffs trail in Great Smoky Mountains National Park, UNESCO World Heritage Site, Tennessee, United States of America (U.S.A.), North America
Cliff Palace, Mesa Verde National Park, UNESCO World Heritage Site, Colorado, United States of America, North America
Second Beach, Olympic National Park, UNESCO World Heritage Site, Washington state, United States of America, North America
St. Mary Lake and Wild Goose Island, Glacier National Park, Rocky Mountains, Montana, United States of America (USA), North America
Bayou in swampland at Jean Lafitte National Historic Park and Preserve, south of New Orleans, Louisiana, United States of America (U.S.A.), North America
Upper and Lower Yosemite Falls, swollen by summer snowmelt, Yosemite National Park, UNESCO World Heritage Site, California, United States of America
Grand Canyon, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Castle Geyser, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Redoubt Mountain Lodge on Crescent Lake, Lake Clark National Park and Preserve, Alaska, United States of America, North America
View east from Logan Pass, Glacier National Park, Montana, United States of America (U.S.A.), North America
Gullies eroded into the Pierre shales below Loop Road, Sage Creek wilderness, Badlands National Park, South Dakota, United States of America, North America
Lake of the Clouds, Carlsbad Caverns National Park, UNESCO World Heritage Site, New Mexico, United States of America, North America
Second Beach, Olympic National Park, UNESCO World Heritage Site, Washington state, United States of America, North America
Great Blue Heron, Everglades National Park, UNESCO World Heritage Site, Florida, United States of America, North America
Lower Falls of Yellowstone River, 94m high at head of canyon, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Castle and Sawmill Geysers in eruption in Old Faithful Geyser Basin in winter, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Hoodoos, Bryce amphitheater, Bryce Canyon National Park, Utah, United States of America (U.S.A.), North America
Big Bend National Park, Texas, United States of America, North America
Blisters measuring about 10 cm across in boiling mud pool, Mud volcano, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Winter eruption, Old Faithful geyser, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Saguaro cactus (Cereus giganteus), Saguaro National Park (West), Tucson, Arizona, United States of America, North America
Geysers in Yellowstone National Park, UNESCO World Heritage Site, Montana, United States of America, North America
Geothermal steam from geyser vent between eruptions, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Swamps, Everglades National Park, UNESCO World Heritage Site, Florida, United States of America, North America
Rio Grande River, Santa Elena Canyon, Big Bend National Park, Texas, United States of America, North America
Small plane landed on glacier in Denali National Park, Alaska, United States of America, North America
Big Bend National Park, Texas, United States of America, North America
Moulton Ranch, Grand Teton National Park, Wyoming, United States of America, North America
Going to the Sun Road, Glacier National Park, Montana, United States of America, North America
The Snake River cutting through terrace 2000m below summits, Grand Teton National Park, Wyoming, USA, North America
Echinus Geyser, erupts every hour in Norris Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Emerald Pool waterfall, Zion National Park, Utah, United States of America, North America
Hot water in pools on calcite terraces deposited by Mammoth Hot Springs, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America