The Thule Air Base in Greenland (now officially called the Pituffik Space Base), operated by the United States Air Force, is ...

so they walk on the sea ice and explore the glaciers near their base at Thule Air Base, about 750 miles north of the Arctic Circle and about 950 miles south of the North Pole. After piling on ...

Pituffik Space Base, formerly known as Thule Air Base, is one of the loneliest U.S. military assignments in the world. Built on Arctic permafrost, the base hosts 200 troops in Greenland's far north.