Composite image of a polar bear leaping across an ice floe 500 miles from North Pole north of Svalbard.
Bass Harbour Head lighthouse at sunrise in Acadia National Park Maine.
Aerial view of the Yukon from a helicopter.
Iceberg with arch in Arctic Ocean north of Svalbard Islands.
Polar bear leaping across an ice floe 500 miles from the North Pole north of Svalbard.
