A winter storm descends on the Owen Valley near Bishop California.

Trees in the forest along the Blue Ridge Parkway explode in vibrant autumn colors near Asheville North Carolina.

The summer sun sets over Mount Shuksan near Artist Point in the Cascades of Washington State.

A panel of Ancient Civilization rock art in Sego Canyon near Moab, Utah.

Horses graze as a summer thunderstorm begins to clear at sunset in Grand Teton National Park, Wyoming.

The sun and clouds exchange colors and drama at sunset in Mount Rainier National Park, Washington.

A group of photographers photographs at Second Beach in Olympic National Park Washington.

Ralph and Murphy sleep on the furniture while their owners are at work.

The winter sun sets over the Mauna Kea Volcano on the Big Island of Hawaii.

The Performance of Impression of Sister Liu (Liusanjie) goes to blue light on the Li River.

The clouds part long enough to see a ridgeline in the Mount Baker backcountry.

A spring storm clears at sunset over the Skagit Valley in Washington State.

A remaining tree skeleton after a forest fire in Grand Teton National Park near Jackson, Wyoming.

A photographer is hidden among the grain sylos of a farm in the Palouse of Washington State.

Grasses blow in the spring winds in the Lamar Valley of Yellowstone National Park near Gardner, Montana.

A Team Aero Shell T-6 parked on the ramp at the Air Venture show in Osh Kosh, Wisconsin.

A clearing winter storm in winter in Vail, Colorado.

A pinyon pine frames the glowing sunrise as it hits Turret Arch in Arches National Park Utah.

Maroon Peaks reflected in Maroon Lakes in the Maroon Bells Snowmass Wilderness Area.

Fisher Towers along the Colorado River near Moab, Utah.

A four man bobsled team speeds down the track at the Whistler Ice Arena in British Columbia during the 2010 Olympics.

An approaching thunderstorm darkens the desert sky near Great Sand Dunes National Park, Alamosa, Colorado.

A group of common mergansers fish in the summer waters of Oxbow Bend in Grand Teton National Park Wyoming.

The sun rises through the clouds at Oxbow Bend in Grand Teton National Park, Wyoming.

The dry grasslands and Gypsum hillsides in summer near Gypsum Colorado.

Skiers and snowboarders hike along the Shuksan Arm of the backcountry near Mount Baker Ski Area in Washington State.

A vulture pulls a feather out of its tail while preening on tree branch on the Hoffman Ranch in Alice Texas.

The dishes after the party from a wedding in the Yuang Yang province of China.

The sun reaches the horizon at the end of another day on the Hawaiian Volcano of Mauna Kea.

The last cub of three runs to catch up with his family on the Coast of Lake Clark National Park in Alaska.

Heather and Micah Goodrich watch the sunset and bison in Grand Teton National Park Wyoming.

Chris Carpenter drops into monster powder in the Vail Backcountry of Colorado.