Northern Lights above the Chugach Mountains South of Girdwood, Southcentral Alaska, USA.

Northern Lights above the Chugach Mountains South of Girdwood, Southcentral Alaska, USA.

Northern Lights above the Chugach Mountains South of Girdwood, Southcentral Alaska, USA.

Aurora Borealis Or Northern Lights, Yukon.

Northern Lights above the Chugach Mountains South of Girdwood, Southcentral Alaska, USA.

Aurora Borealis Or Northern Lights, Manitoba.

Northern Lights above Barrow, Arctic Alaska, Winter

Northern Lights above Barrow, Arctic Alaska, Winter

Northern Lights above Barrow, Arctic Alaska, Winter

View of Karakoram Mountains; Northern Territories, Pakistan

Northern Lights above Barrow, Arctic Alaska, Winter

View of the Aurora Borealis (Northern Lights) dancing above the Chugach Mountains and Turnagain Arm, Southcentral Alaska, Winter

Antique Illustration (wood engraving) of a Circular Mountain Scene, "Giant's Gap" (location: Sierra Mountains, near Lake Tahoe in Northern California)

An illustration of a man on a mountain top flashing his torch

A star with a halo lights up this winter seascape at night.

The planet Saturn lights up the sky of one of its moons called Titan.

A businessman standing on a peak and looking into the distance, with a lighthouse on another peak

A picture of a realtor guiding business people home by shining a torchlight

A businessman holding a map and compass tries to find his way, while a lighthouse shines behind him

A businessman holding a map and compass tries to find his way, while a lighthouse shines behind him

A rainbow sun

"Planet in outer space with a bright aurora around it, computer illustration. "

A blazing sun

Dollar signs flying over lampposts

Mountains and northern lights