This male green sea turtle (Chelonia mydas), an endangered species, is being followed closely by a spotted unicorn fish (Naso brevirostris); Hawaii, United States of America PacificStock
Tree branches covered in hoar frost against a blue sky; Anchorage, Alaska, United States of America PacificStock
Close up of a snow covered mountain peak with wind blowing snow off the slope with blue sky and clouds; Kananaskis Country, Alberta, Canada PacificStock
Hoar frosted tree branches against a blue sky; Anchorage, Alaska, United States of America PacificStock
Ice Climber Climbing Shakes Glacier, Stikine-Leconte Wilderness, Tongass National Forest, Southeast Alaska PacificStock
McCollough Memorial Bridge crosses Coos Bay; North Bend, Oregon, United States of America PacificStock
School of Grey reef sharks (Carcharhinus amblyrhynchos) at the surface of the water off the island of Yap; Yap, Micronesia PacificStock
Coconut Palms backlit by the sunlight in a blue sky; Poipu, Kauai, Hawaii, United States of America PacificStock
Manhattan and Brooklyn Bridges at sunset, Brooklyn Bridge Park; Brooklyn, New York, United States of America PacificStock
Sun shining behind Statue of Liberty torch, Liberty Island; New York City, New York, United States of America PacificStock
Sunrise illuminated the birch and spruce trees in the forest near Fairbanks, on a winter's morning in subzero temperatures; Alaska, United States of America PacificStock
The aurora glows in the sky above Donnelly Dome and a snowy, moonlit landscape, south of Delta Junction; Alaska, United States of America PacificStock
An unnamed stream flows over a cliff face creating a beautiful waterfall after a period of heavy rains; Iceland PacificStock