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Snowy cliffs of the rim lit by weak winter's late afternoon sun, Bryce Point, Bryce Canyon National Park, Utah, United States of America, North America
Adult snowy egret (Egretta thula), Shark Valley, Everglades National Park, Florida, United States of America, North America
Adult anhinga (Anhinga anhinga) at sunset in Shark Valley, Everglades National Park, Florida, United States of America, North America
A woman walking along the S curve of a dune's ridge in White Sands National Park, New Mexico, United States of America, North America
View of the formation called Duck On A Rock in the afternoon, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Tourists at lava flow, Hawaii Volcanoes National Park, UNESCO World Heritage Site, Big Island, Hawaii, United States of America, North America
Bighorn sheep (Ovis canadensis) ram in the snow, Yellowstone National Park, Wyoming, United States of America, North America
Spruce Tree House Ruins, Pueblo ruins in Mesa Verde containing some of the most elaborte Pueblo dwellings found today, Mesa Verde National Park, UNESCO World Heritage Site, Colorado, United States of America, North America
Virgin River Narrows, Zion National Park, Utah, United States of America, North America
Morning Glory pool hot spring in the snow, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Frozen bison (Bison bison), in snowy field, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Two river otters (Lontra canadensis), running on snow and ice, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Great Gray Owl (Great Grey Owl) (Strix nebulosa) female and 11-day-old chicks, Yellowstone National Park, Wyoming, United States of America, North America
A climber takes a break on the lower slopes of El Capitan to enjoy the view up the Yosemite Valley towards Washington Column and North Dome, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Delicate Arch, Arches National Park, Utah, United States of America, North America
Bryce Canyon at dawn, from Sunset Point, Bryce Canyon National Park, Utah, United States of America, North America
Snowscape with trees in the fog, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Cinnamon black bear (Ursus americanus) yearling cub, Yellowstone National Park, Wyoming, United States of America, North America
American white pelican (Pelecanus erythrorhynchos) fishing, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Dawn at Swiftcurrent Creek, Glacier National Park, Montana, United States of America, North America
Mirror Lake, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Hoary marmot (Marmota caligata), Glacier National Park, Montana, United States of America, North America
Rock Squirrel (Spermophilus variegatus), Zion National Park, Utah, United States of America, North America
View of hoodoo formations from the Navajo Loop Trail in Bryce Canyon National Park, Utah, 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
Looking down into Ubehebe crater, a Maar volcano, caused by groundwater contacting hot magma or lava, Death Valley National Park, California, United States of America, North America
Old Faithful Geyser, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, 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
Grizzly bear (Ursus arctos horribilis) (Coastal brown bear) sow and spring cub walking along a stream, Katmai National Park and Preserve, Alaska, United States of America, North America
View of the Petrified Forest National Park from the Long Logs Trail on the south end of the park, Arizona, United States of America, North America
Pronghorn (Antilocapra americana) in the snow, Grand Teton National Park, Wyoming, United States of America, North America
El Capitan, a 3000 feet granite monolith on the right, Cathedral Rocks and Cathedral Spires on the left, with the Merced River flowing through flooded meadows of Yosemite Valley, Yosemite National Park, UNESCO World Heritage Site, Sierra Nevada, California, United States of America, North America
Misty dawn over Hayden Valley, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
View from Zabriskie Point, Death Valley National Park, California, United States of America, North America
View of Grand Canyon from Bright Angel Point on the North Rim, with Brahma and Zoroaster Temples visible in the distance an Oza Butte on far right, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Pinnacles and hoodoos with fog extending into clouds of a partial temperature inversion, Bryce Canyon National Park, Utah, United States of America, North America
Pinnacles and hoodoos with fog extending into clouds of a partial temperature inversion, Bryce Canyon National Park, Utah, United States of America, North America
Bald Eagle (Haliaeetus leucocephalus) flying, Yellowstone National Park, Wyoming, United States of America, North America
Bare cottonwood tree in the snow, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Sandstone cone and clouds, Zion National Park, Utah, United States of America, North America
Hiker illuminated by a beam of sunlight after snowfall in the Denali National Park, Alaska, United States of America, North America
View of Shoshone Point on the south rim of the Grand Canyon from the west side of the point, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Surroundings of Pinnacles National Park and empty road, California, United States of America, North America
Grizzly (brown) bear (Ursus arctos) at Crescent Lake, Lake Clark National Park and Preserve, Alaska, United States of America, North America
Pretty scenic views in Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Grand Prismatic Spring, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Early morning, Teton Range from Schwabache Landing, Grand Teton National Park, Wyoming, United States of America, North America
View across valley to the Waterpocket Fold from the Fremont River Trail, autumn, Fruita, 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
Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
An adult humpback whale (Megaptera novaeangliae) head-lunging near boat in Kenai Fjords National Park, Alaska, United States of America, North America
Tunnel View, 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
Panorama view of Tuzigoot Ruins from southeast corner, managed by the National Park Service, Arizona, United States of America, North America
View of the Watchman down the Virgin River, Zion National Park, Utah, United States of America, North America
View down the Virgin River to the Watchman, Zion National Park, Utah, United States of America, North America
Grand Canyon view east of Pinal Point on the south rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
A mother brown bear (Ursus arctos), feeding on clams in Geographic Harbor, Katmai National Park, Alaska, United States of America, North America
An adult pigeon guillemot (Cepphus columba) taking flight with a fish in Geographic Bay, Katmai National Park, Alaska, United States of America, North America
A pair of killer whales (Orcinus orca), surfacing in Kukak Bay, Katmai National Park, Alaska, United States of America, North America
Panorama view of the Painted Desert from Tiponi Point in Petrified Forest National Park, Arizona, United States of America, North America
Salt covered hills of Bentonite in the Petrified Forest National Park along the Blue Forest Trail, Arizona, United States of America, North America
Panorama view of the Painted Desert from Chinde Point in Petrified Forest National Park, Arizona, United States of America, North America
View from the Blue Mesa Trail in Petrified Forest National Park, Arizona, United States of America, North America
The Narrows Canyon Trail, Zion National Park, Utah, United States of America, North America
Early light on Mount Rainier from the Burroughs Mountain Trail, Mount Rainier National Park, Washington State, United States of America, North America
Early light on Mount Rainier from the Burroughs Mountain Trail, Mount Rainier National Park, Washington State, United States of America, North America
Floating in a raft on the Colorado River, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Grand Canyon at South Rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Museum vessel Balclutha, San Francisco Maritime National Historical Park, California, United States of America, North America
A hoodoo formation called Medusa's Child below the cliffs of Agate Plateau in Petrified Forest National Park, Arizona, United States of America, North America
A hoodoo ridge in Devil's Playground at Petrified Forest National Park, Arizona, United States of America, North America
Three hoodoos in a triangular formation in Devil's Playground called the Unholy Trinity, Petrified Forest National Park, Arizona, United States of America, North America
South side of Damnation Mesa on the north end of Devil's Playground in Petrified Forest National Park, Arizona, United States of America, North America
A view from the Mossy Cave Trail of red rock and hoodoos, 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
Entrance to the main cave 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
Two of three ponds called the Hearst Tanks, on Grand Canyon South Rim, located one mile east of Grandview Point, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America North America
A majestic colorful sky during a summer sunset at Bryce Canyon National Park, Utah, United States of America, North America
Aerial abstract view taken by drone of desert area near to Goblin Valley National Park during a sunny summer day, Utah, United States of America, North America
The cliffs of Grand Canyon west of Monument Creek Vista, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Grand Canyon viewed east of Pima Point with Mohave Point on the right, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Lone pine, Zion National Park, Utah, United States of America, North America
Immature little blue heron (Egretta caerulea), Everglades National Park, Florida, United States of America, North America
Tetons with first light in the valley with snow, Grand Teton National Park, Wyoming, United States of America, North America
Pinnacles and rock formations caused by erosion viewed from Inspiration Point, in the Bryce Canyon National Park, Utah, United States of America, North America
Cathedral Rocks reflected in water, Yosemite National Park, UNESCO World Heritage Site, California, United States of America (USA), North America
Grand Teton National Park hills, Jackson, Wyoming, United States of America, North America
Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Mesa Arch at sunrise, Canyonlands National Park, Utah, United States of America, North America
Wildfowl on Snake River surrounded by a cold dawn mist in autumn (fall), Grand Teton National Park, Wyoming, United States of America, North America
Grand Prismatic Spring with a view towards Twin Buttes, Midway Geyser Basin, 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
Abstract landscape of White Sands National Park, New Mexico, United States of America, North America
A woman strolls along the ridge of a pure white sand dune in White Sands National Park, New Mexico, United States of America, North America
The famous Mushroom Rock at Shoshone Point at sunrise, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Sunrise at the Temple of the Sun and smaller Temple of the Moon in Cathedral Valley, Capitol Reef National Park, Utah, United States of America, North America
Virgin River Narrows, Zion National Park, Utah, United States of America, North America
Dead trees in a snowscape with fog and geyser eruption, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America