Close up of Bighorn ram (ovis canadensis) with broomed (splintered) horn tips resulting from butting heads with other rams, Shoshone National Forest; Wyoming, United States of America PacificStock
Surf erupts on the rocks at Shore Acres State Park; Charleston, Oregon, United States of America PacificStock
Backcountry Skiing In The Chugach Mountains In Late Winter; Southcentral Alaska, United States Of America PacificStock
Woman snowshoeing on Blueberry Hill at the Glen Alps area of Chugach State Park with Mt. Foraker in the background, Anchorage, Southcentral Alaska, Winter, HDR PacificStock
Brown Bear Sow And Her Three Cubs Walking On A Beach At Lake Clarke National Park; Alaska United States Of America PacificStock
Backcountry Skiing In The Chugach Mountains In Late Winter; Southcentral Alaska, United States Of America PacificStock
Clouds and mist envelop the mountains while snow covers the trees and shrubs during winter along the Annie Lake Road, near Whitehorse; Yukon, Canada PacificStock
Sunrise over a small reflecting pond near tipsoo lake mount rainer national park near seattle;Washington united states of america PacificStock
Dark clouds of smoke and fire emerge as oil burns during a controlled fire in the Gulf of Mexico. StocktrekImages
Polar bear (ursus maritimus) laying alongside a thawing pond waiting for Hudson Bay to freeze over; Churchill, Manitoba, Canada PacificStock
Woman snowshoeing on Blueberry Hill at the Glen Alps area of Chugach State Park with Mt. McKinley (Denali) in the background, Anchorage, Southcentral Alaska, Winter, HDR PacificStock
Panoramic scenic of Mt. Sukakpak at sunset along the Middle Fork of the Koyukuk River in the Brooks Range, Arctic Alaska, Autumn 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
Kilauea Lighthouse, a popular landmark; Kilauea, Kauai, Hawaii, United States of America PacificStock