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Grizzly bear (Ursus arctos horribilis) sow and two cubs of the year all standing up on their hind legs, Yellowstone National Park, Wyoming, United States of America, North America
A Red Fox walks through the sand shortly before sunset on Sandy Hook, part of the Gateway National Recreation Area, a US National Park. Sandy Hook is a barrier peninsula on the Atlantic Ocean.
Anasazi Ruins, Cliff Palace, dating from between 600 AD and 1300 AD, Mesa Verde National Park, UNESCO World Heritage Site, Colorado, United States of America, North America
Small lake in Grand Teton National Park, Wyoming, United States of America, North America
American Bison (Bison bison), Grand Teton National Park, Wyoming, United States of America, North America
Bison (Bison bison) cow and calf, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Fifth Avenue, Arches National Park, Utah, United States of America, North America
Broken Arch, Arches National Park, Utah, United States of America, North America
Historic Gifford Homestead Barn dating from 1908, Capitol Reef National Park, Utah, United States of America, North America
Large hoodoo lit by early morning sun, with snow and pine trees, Peekaboo Loop Trail, Bryce Canyon National Park, Utah, United States of America, North America
Backlit moose (Alces alces) cow stares at camera in evening light, Grand Teton National Park, Wyoming, United States of America, North America
Frosty autumn (fall) dawn at Oxbow Bend, Snake River, 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
Red Fox (Vulpes vulpes) (Vulpes fulva) in winter, Grand Teton National Park, Wyoming, United States of America, North America
Common raven (Corvus corax) feeding on a duck, 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
Bison (Bison bison) bull in the spring, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Red fox (Vulpes vulpes) (Vulpes fulva) in the snow in winter, Grand Teton National Park, Wyoming, United States of America, North America
Lakich'inei Pole, Tlingit totem pole, lit by sun in rainforest, Sitka National Historic Park, Sitka, Baranof Island, Alaska, United States of America, North America
Walkway, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), North America
Turret Arch through North Window at sunrise, Arches National Park, Moab, Utah, United States of America (U.S.A.), North America
Devils Racetrack, Death Valley National Park, California, United States of America, North America
The Castle, a sandstone formation, Capitol Reef National Park, Utah, United States of America, North America
Layered sandstone formation, Capitol Reef National Park, Utah, 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
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
Hoodoos lit by late afternoon sun with distant view in winter, Paria View, Bryce Canyon National Park, Utah, United States of America, North America
Icy Peekaboo Loop Trail with hoodoos, trees and snow in the early morning, Bryce Canyon National Park, Utah, United States of America, North America
Turquoise waters and white sand beach in front of Fort Jefferson, Dry Tortugas National Park, Florida Keys, Florida, United States of America, North America
Elk herd, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, 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
Evergreens, red maples, and red rock on the Emerald Pools Trail, Zion National Park, Utah, United States of America, North America
Bryce Canyon National Park Utah, United States of America, North America
Badlands with clouds, Theodore Roosevelt National Park, North Dakota, United States of America, North America
Bison (Bison bison) bull and cow, Yellowstone National Park, Wyoming, 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
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
Valley View with El Capitan, Yosemite National Park, UNESCO World Heritage Site, California, 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
Wall of Windows lit by early morning sun, with snowy Peekaboo Loop Trail, Bryce Canyon National Park, Utah, USA
Lower Falls, Yellowstone River, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Storm approaches, autumn (fall) leaves cover the ground, Mormon Row barn, 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
Tioga Road/Big Oak Flat Road National Scenic Byway into Yosemite National Park, California, 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 strolls the beach on Naknek Lake in the evening, Brooks Camp, Katmai National Park, Alaska, 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
Chaco Culture National Historic Park, World Heritage Site, Pueblo Bonito, kiva (foreground), UNESCO World Heritage Site, New Mexico, United States of America, North America
Eagle Lake, Acadia National Park, Mount Desert Island, Maine, New England, United States of America, North America
Cascade in The Narrows of the Virgin River, Zion National Park, Utah, United States of America, North America
Islands in the Sky, Canyonlands National Park, Utah, United States of America, North America
Yellow-headed blackbird (Xanthocephalus xanthocephalus), Yellowstone National Park, Wyoming, 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
Bison (Bison bison) bull in a spring snowstorm, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, 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
Black Bear (Ursus americanus) sow and yearling cub playing, 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
The Watchman, Zion National Park, Utah, United States of America, North America
Peaks of Abraham and Isaac tower above the Virgin River, Court of the Patriarchs, Zion National Park, Utah, USA
Cliff Geyser erupts from geyserite bank on edge of Firehole River through Black Sand Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America (U.S.A.), 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
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
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
View down Cascade Canyon with backlit Teton Range, Grand Teton National Park, Wyoming, United States of America, North America
River Otter (Lutra canadensis) pup, Yellowstone National Park, Wyoming, 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
Hoodoos, on the Queens Garden Trail, Bryce Canyon National Park, Utah, United States of America, North America
Bison (Bison bison) cow cleaning her calf, Yellowstone National Park, Wyoming, 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
Black bear (Ursus americanus) sow and cub of the year, Yellowstone National Park, 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
Fog among a hillside with evergreens, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, 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
Bison, Yellowstone National Park, Wyoming, USA
Lone Star Geyser erupts and creates rainbow, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, 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
Tourist admiring the view from the South Rim, near Yavapai Point, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America (U.S.A.), 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
Aerial photo of Grand Canyon from Papillon Helicopter, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, 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
Water reflection of the Teton Range, taken from the end Schwabacher Road, Grand Teton National Park, Wyoming, United States of America, North America
Tenaya Lake in Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Cunningham Cabin, Grand Teton National Park, Wyoming, United States of America, North America
Queens Garden, Bryce National Park, Utah, USA
Oxbow Bend, Snake River and Tetons, Grand Tetons National Park, Wyoming, USA
Visitor looking over rugged landscape from the Badlands Loop Road near Panorama Point, Badlands National Park, South Dakota, United States of America, North America
Daisy Geyser, one of the most predictable, erupts at an angle, Upper Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, 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
Late afternoon sun lights rocks, Rim Trail near Sunset Point, 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
River Otter (Lutra canadensis) pups, Yellowstone National Park, Wyoming, United States of America, North America
Black Bear (Ursus americanus) sow and cub, 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
Red fox (Vulpes vulpes) in the snow, Grand Teton National Park, Wyoming, 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
Mesa Verde National Park, Spruce Tree House, UNESCO World Heritage Site, Colorado, United States of America, North America