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
Native youth riding Snowmachine on overflow ice, Inukpasugruk (Giant) Creek, Anaktuvuk Pass, Gates of the Arctic National Park, Brooks Range, Northern Alaska, USA. PacificStock
A C-17 Globemaster ejects a supply load of pallets during Operation Koranai Permakhtag. StocktrekImages
Coconut Palms backlit by the sunlight in a blue sky; Poipu, Kauai, Hawaii, United States of America PacificStock