Link high peaks, blueberry-cloaked balds, primo trout fishing, and the South's sweetest backcountry swimming holes on this challenging, 56.7-mile hike.

On this seven-day trek through the legendary Toklat Valley, we've watched wolves hunt snowshoe hares, dodged caribou running up riverbars, and stood our ground while grizzlies bluff-charged camp.

Explore the quieter side of Rocky Mountain National Park with writer Dougald MacDonald on this historically inspired route up Longs Peak.

Ramble from giant virgin cedar, hemlock, fir trees to high alpine peaks and classic Northwest rainforest on this 45-mile epic.

On this crowd-free 60-miler, you'll follow in John Muir and Ansel Adams's bootprints on a high-country trek to the best views in the Range of Light.

Dive off the Grand Canyon's South Rim and explore a waterfall-rich grotto and the canyon's largest natural rock bridge on this classic, 34-mile trek captured in vivid 3-D detail.

Follow writer Kelly Bastone on a long-forgotten trail on Yosemite North Rim's for eagle eye views of Half Dome, Yosemite Valley, and more.

Enjoy yawning panoramas and no campsite competition along the Big Ditch's middle balcony–the Tonto Plateau–on a 5-day trek locals call "the jewels" for its perfectly placed (and lifesaving) springs.