Aurora Borealis (Northern Lights) dance above Idaho Peak and the Little Susitna River at Hatcher Pass in winter, South-central Alaska; Alaska, United States of America PacificStock
Aurora borealis over the Alaska Range, near Black Rapids; Alaska, United States of America PacificStock
The aurora fills the sky above the historic Black Rapids Roadhouse along the Richardson Highway on a bitterly cold night; 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
A bright band of aurora borealis stretches across the sky over a frozen beaver pond; Alaska, United States of America PacificStock
Colourful Aurora borealis over a man with arms outstretched silhouetted against light pollution from nearby Fort Greely; Alaska, United States of America PacificStock
Aurora borealis swirls over mountains within Denali National Park on a very cold winter night; Alaska, United States of America PacificStock
Aurora borealis stretches over mountains within Denali National Park on a very cold winter night; Alaska, United States of America PacificStock