This Polar Bear is walking along the shore of the Beaufort Sea near Kaktovik Alaska at sunset.
Wildebeest silhouette at sunset in the Serengeti National Park Tanzania.
Aurora photographed on tundra in Wapusk National Park in Manitoba, Canada.
Composite image of a polar bear silhouette at sunset and aurora reflected in Beaufort Sea, Kaktovik Alaska.
Aurora in night sky above Chena Hot Springs near Fairbanks Alaska.
Silhouette of the Bass Harbour Head working lighthouse at sunset in Acadia National Park Maine.
Moon rise over West Mitten Butte in Monument Valley.
Star trails with the dark night sky in the Kalahari National Park, South Africa.
Monument Valley sunrise from The View Hotel.
Quiver tree at sunset in Kokerboom Forest, Namibia.
Digital Manipulation of silhouette of a Quiver Tree at Sunset in the Kookerboom Forest, Keetmanshoop, Namibia.
Silhouette of caribou antler with skull at sunset in Northwest Territories Canada.
Bull elk crossing the Madison River at sunrise in Yellowstone National Park Wyoming.
Grizzly bear silhouette at sunrise walking across a dew-covered field in Lake Clark National Park Alaska.
