Alaska's Mount Denali was tough, Michigan's Mount Arvon wasn't — and 26.2 miles of Marathon will be a welcome challenge.

Eva Steinwald, of Meridian, Idaho, is climbing the tallest mountains on each continent. She completed Denali and Aconcagua ...

A famed explorer was sure the ice hid something profound. Ninety years later, scientists have put forth the strongest ...

Mt. Rainier is shorter than we all thought … 10 feet shorter. New GPS measurements measure the new peak, a rocky patch along ...

Master the techniques for surviving Mount Everest.

Heartbreaking footage shows 'waterfalls' of 3,000 bits of rubbish including drinks cans and Santa hats left by people on ...

Steinwald, 62, is climbing the Seven Summits — the tallest mountains on each continent. Her goal is to finish them all before ...

The Ruth Glacier sweeps down from the tallest mountain in North America carrying megatons of compacted ice between the vast granite ridges of the Denali National Park. Explorer Bradford Washburn ...

Michael Gardner—a professional alpine-climber who scaled mountains in Denali, Alaska and Nepal—died from a fall while ...

Sheikha Asma Al Thani said her accomplishment is an inspiration for the future generations after the Qatari became the first Arab woman to complete th ...

American Alpinist Mike Gardner American mountaineer Mike Gardner has died after falling on Jannu East in the Himalaya. Gardner was a mountain guide from Idaho, ...

Alaska has some of America's best national parks, with rugged landscapes, exotic wildlife, and unparalleled experiences. What ...