A dead tree is silhouetted against the sky; Tahlequah, Oklahoma, United States of America PacificStock
Hoar frosted tree branches against a blue sky; Anchorage, Alaska, United States of America PacificStock
Tree branches covered in hoar frost against a blue sky; Anchorage, Alaska, United States of America PacificStock
Native youth riding Snowmachine on overflow ice, Inukpasugruk (Giant) Creek, Anaktuvuk Pass, Gates of the Arctic National Park, Brooks Range, Northern Alaska, USA. PacificStock
Ice forms on the shores of Hudson Bay as sunset starts to light up the clouds; Churchill, Manitoba, Canada PacificStock
Snow covered rugged mountain and evergreen trees, snow covered road, with blue sky and clouds; Banff, Alberta, Canada PacificStock
A pair of Humpback Whale tails as they dive beneath the surface, Lynn Canal, Inside Passage, Southeast Alaska PacificStock
A festive Mountain Hemlock evergreen tree strung with white lights and covered in snow in a wintery landscape, Kenai Mountains; Moose Pass, Alaska, United States of America PacificStock
Swan flying on the water of the Lake Maggiore or Lake Verbano an alpine lake in northern Italy sergiopazorama