Aurora borealis over mountains within Denali National Park on a very cold winter night. The Andromeda Galaxy is visible to the left; Alaska, United States of America PacificStock
Hoarfrost covers black spruce trees as ground fog and dusk descend on Palmer Hay Flats in South-central Alaska in winter; Alaska, United States of America PacificStock
The Aurora Borealis dances over the top of a vibrant spiral light painting, the blurry figure of a man in the middle of the light painting, moonlight casting shadows on snow covered spruce trees on a clear winter night, interior Alaska; Gakona, Alaska, Un PacificStock
The Aurora Borealis dances over the top of a vibrant spiral light painting, the blurry figure of a man in the middle of the light painting, moonlight casting shadows on snow covered spruce trees on a clear winter night, interior Alaska; Gakona, Alaska, Un PacificStock
The Pool frozen over at sunrise in Central Park; New York City, New York, United States of America PacificStock
Snow-covered Glen Span Arch, Central Park; New York City, New York, United States of America PacificStock
Man climbing a snow ridge for back country skiing, Turnagain Pass, Kenai Mountains, Southcentral Alaska, Winter PacificStock
Brooklyn Bridge with snow-covered landscape at sunset, Brooklyn Bridge Park; Brooklyn, New York, United States of America PacificStock
A hiker on a ridge in Denali National Park is dwarfed by Denali at sunrise in winter; Alaska, United States of America PacificStock
Man riding a snowmachine up the Anaktuvuk River Valley at sunset, Gates of the Arctic National Park, Brooks Range, Arctic Alaska PacificStock
Glowing tent and kayak on the beach in front of Shoup glacier and mountains at dusk, Shoup Bay State Marine Park, Prince William Sound, Valdez, Southcentral Alaska PacificStock
A moose (alces alces) forages on a winter morning with the Alaska Range in the background partially enshrouded in clouds; Alaska, United States of America PacificStock
View of a Super Cub air taxi at Tanaina Glacier in the Neacola Mountains, Aleutian Range, Southcentral Alaska, Winter PacificStock
Snow on the rugged Canadian Rocky Mountains and a snow covered field, Yoho National Park; Field, British Columbia, Canada PacificStock
Lone American Bison (bison bison) standing in snowy meadow with rugged cliffs in background, Shoshone National Forest; Wyoming, United States of America PacificStock
The moon and aurora shine in the night sky over a snow covered Richardson Highway south of Delta Junction; Alaska, United States of America PacificStock
Snow-covered waterfall in The Loch, Central Park; New York City, New York, United States of America PacificStock
An Orca Whale (Killer Whale) (Orcinus orca), male as indicated by the height of it's dorsal fin, surfaces in Lynn Canal, Herbert Glacier, Inside Passage; Alaska, United States of America PacificStock
Fresh snow on holiday bow and decorations on fence post, Christmas season; Minnesota, United States of America PacificStock
Backcountry skier skinning in the Iguana Backs of the Chugach Range above Valdez, Southcentral Alaska PacificStock
Black and white aerial view of the mountains and icefields in Kluane National Park; Yukon, Canada PacificStock
Snowy birch and evergreen trees in an atmospheric landscape during sunrise, North Pole, interior Alaska in wintertime; Alaska, United States of America PacificStock