Related: Denali National Park Celebrates 100 Years The Sheldon Chalet is perched on a “nunatak” (an exposed hill surrounded by glacier) bordering Alaska’s Denali National Park, at 6,000 feet ...

Anchored in the granite, iron and titanium of the Sheldon Nunatak (an exposed ridge or mountain peak, also called glacial islands), the Sheldon Chalet can easily call itself one of the world's ...

Perched on a nunatak (rock outcropping) on the mighty Ruth Glacier, the chalet is 52 miles from the nearest town, 27 from the nearest paved road. Access is by air, and air alone. It’s impossible ...

This is a video taken from helicopter in nunatak surrounded by Sermilik Glacier in Southwest Greenland. The movie was taken during field research in the summer of 2008 and 2009. New research shows ...

Geologist James Smith (with the British Antarctic Survey) sampling an erratic boulder on Maish Nunatak. This image relates to a paper that appeared in the Feb. 21, 2014, issue of Science ...