These 9 difficult hikes will challenge even the toughest backpackers.
Looking for proof of climate change? Just head up to America’s largest state, where park managers, scientists, and climbers say they’re already dealing with the effects of a warming Earth.
Kenai Fjords National Park, Alaska
These 10 miles of pure Alaska experience are among the best 100 miles of trail in the whole national park system.
Get a front row seat of retreating glaciers on this challenging 8-mile out-and-back to the Harding Icefield. No crampons or ice axes are needed during the summer hiking months.
Thirteen days of tough travel takes you through the heart of the world's largest protected wilderness.
Hike a smarter variation of the Goat Trail on this five-day adventure in Wrangell-St. Elias National Park and Preserve.
Journey up a 10-mile-long glacial highway--linking Root and Kennecott Glaciers--in Wrangell-St. Elias National Park and Preserve.