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The Seward Harbor in Resurrection Bay, gateway to the Kenai Fjords in Kenai Fjords National Park, Alaska, 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
Towering pillars of rock in Devil's Playground at Petrified Forest National Park, Arizona, United States of America, North America
A flowering scarlet hedgehog cactus (Echinocereus coccineus), Big Bend National Park, Texas, United States of America, North America
An interesting piece of wood in Bryce Canyon National Park, Utah, United States of America, North America
Fisheye view of a dry waterfall where the Hance Creek drains into Hance Canyon at Grand Canyon South Rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
The gateway to the Long Logs Trail and Agate House in Petrified Forest National Park, Arizona, United States of America, North America
A purple canyon with a dry creek in between hills of bentonite in Petrified Forest National Park, Arizona, United States of America, North America
A wild American alligator (Alligator mississippiensis), in Shark Valley, Everglades National Park, Florida, United States of America, North America
White Sands National Park at sunset, 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
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
Virgin River, Zion National Park, Utah, United States of America, North America
Virgin River Narrows, Zion National Park, Utah, 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
Grand Prismatic Spring and Excelsior Pool behind, Midway Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Backlit hoodoos and Thor's Hammer at sunrise, Bryce Canyon National Park, Utah, United States of America, North America
Aspens in fall (Populus tremuloides), Grand Tetons National Park, Wyoming, United States of America, North America
Badlands National Park, South Dakota, United States of America, North America
A yucca growing in White Sands National Park, New Mexico, United States of America, North America
Everglades National Park, UNESCO World Heritage Site, Florida, United States of America, North America
Haleakala National Park, volcanic landscape at sunrise, Maui Island, Hawaii, United States of America, North America
Sandstone rock formations in the Windows region of Arches National Park, near Moab, Utah, United Staes of America, North America
Beach at Seawall, Mount Desert Island, near Arcadia National Park, Maine, New England, United States of America, North America
Grand Canyon view from Skeleton Point along the South Kaibab Trail on the south rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, 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
Snowscape with trees in the fog, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Trees reflected in thermal feature in the snow, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Round rocks in the Virgin River near The Narrows, Zion 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
Beaver (Castor canadensis) swimming with food, Denali National Park and Preserve, Alaska, United States of America, North America
Mount Foraker in the fall, Denali National Park and Preserve, Alaska, United States of America, North America
Shallow rooted pine (Limber pine) (Pinus flexilis), at the edge of Bryce Amphitheater, with lots of eroding hoodoos, Sunrise Point, Bryce Canyon National Park, Utah, 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
Milky Way above Delicate Arch, Arches National Park, Moab, Grand County, Utah, United States of America, North America
View to Sinking Ship Mesa from the Rim Trail at Bryce Point, sunset, Bryce Canyon National Park, Utah, United States of America, North America
Blue thermal feature shrouded in fog, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
The cattle corral of Lonely Dell Ranch, managed by the National Park Service, at Glen Canyon Recreation Area, Arizona, United States of America, North America
Grizzly Bear (Ursus arctos horribilis), Yellowstone National Park, Wyoming, United States of America, North America
Granite mountains with Half Dome in the background, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Rock formations in Canyonlands National Park, Moab, Utah, United States of America, North America
Trail lights and shops on Banff Avenue at dusk, Banff, Banff National Park, Alberta, Canada, North America
Grizzly bear (brown bear) (Ursus arctos), Moraine Creek (River), Katmai National Park and Reserve, Alaska, United States of America, North America
Mount Redoubt and Crescent Lake, Lake Clark National Park and Preserve, Alaska, United States of America, North America
Old Faithful, a cone geyser, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
High granite cliffs reflected in the tranquil Merced River, autumn, Yosemite Village, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Schwabacher landing, Teton Range, Grand Teton National Park, Wyoming, United States of America, North America
Mesquite flat sand dunes in Death Valley National Park, California, United States of America, North America
Court of the Patriarchs, Zion National Park, Utah, United States of America, North America
A mother brown bear (Ursus arctos), feeding with her cubs in Geographic Harbor, Katmai National Park, Alaska, United States of America, North America
Formation in the Petrified Forest National Park called a Teepee, Arizona, United States of America, North America
Adult hoary marmot (Marmota caligata), on the Skyline Trail, Mount Rainier National Park, Washington State, United States of America, North America
View from the Pa'rus Trail across the Virgin River to the Watchman at sunset, autumn, Zion National Park, Utah, United States of America, North America
A rock formation called Agate Mesa, Petrified Forest National Park, Arizona, United States of America, North America
The northeast side of Keyhole Mesa in the First Forest of Petrified Forest National Park, Arizona, United States of America, North America
A hoodoo shaped like a table top, on a cliff along the Blue Mesa in Petrified Forest National Park, Arizona, United States of America, North America
View from Grandview Point, South Rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
View from Olmsted Point to Half Dome, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
A long formation of purple Bentonite clay called the Purple Peninsula, in Petrified Forest National Park, Arizona, United States of America, North America
Castle Geyser steaming in Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
View of Mount Rainier, a stratovolcano in the Cascade Range of the Pacific Northwest, located in Mount Rainier National Park, Washington State, 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 rock bridge in Devil's Playground where Trolls could hide, Petrified Forest National Park, Arizona, United States of America, North America
The desolate Hellscape of Devil's Playground in Petrified Forest National Park, Arizona, United States of America, North America
Commercial rafters run the Lava Falls Rapid, just before river mile 180, Grand Canyon National Park, Arizona, United States of America, North America
A stream running through the Mossy Cave Trail in Bryce Canyon National Park, Utah, United States of America, North America
One 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
Elk (Cervus canadensis) in Rocky Mountain National Park, Colorado, United States of America, North America
Elk (Cervus canadensis) in Rocky Mountain National Park, Colorado, United States of America, North America
The back of Historic Hermits Rest, built in 1914, owned by the National Park Service, Grand Canyon, Arizona, United States of America, North America
Closeup of the historic Agate House in Petrified Forest National Park, Arizona, United States of America, North America
The crumbling cliffs of a mesa near Hamilili Point on the south end of Petrified Forest National Park, Arizona, United States of America, North America
Mesa Arch at sunrise, Canyonlands National Park, Utah, USA, North America
Rock Hoodoos from Sunset Point, Bryce Canyon National Park, Utah, USA, North America
Opal Pool, Midway Geyser Basin, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Colorado River viewed from the cliffs of Desert View Point at Grand Canyon South Rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
Deep chasm view from Grandview Point at Grand Canyon South Rim, Grand Canyon National Park, UNESCO World Heritage Site, Arizona, United States of America, North America
A young grizzly bear (Ursus arctos) in the shrubs near Grand Teton National Park, Wyoming, United States of America, North America
A wild American alligator (Alligator mississippiensis), at night in Shark Valley, Everglades National Park, Florida, United States of America, North America
Adult snowy egret (Egretta thula), Shark Valley, Everglades National Park, Florida, United States of America, North America
Abstract landscape of White Sands National Park, New Mexico, United States of America, North America
Afternoon light on Horsetail Falls, an occurence that happens once or twice a year in late February due to the angle of the sun and snow melt on the cliffs, Yosemite Valley, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
Rock Formations, The Needles section of Canyonlands National Park, Utah, USA
Cottonwood tree and reeds, Zion National Park in autumn, Utah, 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
Willow Flats and Teton Range, Grand Tetons National Park, Wyoming, United States of America, North America
The Windows section, Arches National Park and La Sal mountains, Utah, USA, North America
A couple enjoy White Sands National Park at sunset, New Mexico, United States of America, North America
Two dorks playing with shadows in White Sands National Park, New Mexico, United States of America, North America
A couple enjoy White Sands National Park at sunset, New Mexico, 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 moving rock at the Racetrack, a playa or dried up lakebed, in Death Valley National Park, California, United States of America, North America
The Devil's Golf Course, a large salt pan filled with halite salt crystal, Death Valley National Park, California, United States of America, North America
Bull moose (Alces alces), close up with open mouth, Grand Teton National Park, Wyoming, United States of America, North America
Bighorn sheep (Ovis canadensis) close up, Badlands National Park, South Dakota, United States of America, North America
Snowscape of thermal feature with reflection, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Pronghorn (Antilocapra americana) doe and two days-old fawns, Yellowstone National Park, Wyoming, United States of America, North America
Hiker on Longs Peak Trail, Rocky Mountain National Park, Colorado, 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