Hiking the Rocky Mountains

High-altitude trails with afternoon thunderstorm patterns. Most peaks are best climbed mid-July through early September.

Longs Peak via Keyhole Route

CO
Estes Park, Colorado

Colorado's most technical standard 14er route, with serious exposure.

Strenuous14.5 mi5,100 ft gain

Emerald Lake Trail

CO
Estes Park, Colorado

Three pristine alpine lakes beneath Hallett Peak and Flattop Mountain.

Easy3.5 mi650 ft gainPermit

Cascade Canyon Trail

WY
Moose, Wyoming

A glacially-carved canyon between the Grand Teton and Mount Owen.

Moderate9.1 mi1,100 ft gain

Pawnee Pass Trail

CO
Ward, Colorado

Climb past Lake Isabelle to a 12,541-foot pass on the Continental Divide.

Hard9.2 mi2,100 ft gainPermit

Sky Pond via Glacier Gorge

CO
Estes Park, Colorado

Climb past two waterfalls to a turquoise tarn beneath dramatic spires.

Hard9.4 mi1,780 ft gainPermit

Delta Lake

WY
Jackson, Wyoming

An unmarked scramble to one of the most photographed lakes in the Tetons.

Hard7.4 mi2,300 ft gain

Iceberg Lake Trail

MT
Babb, Montana

Hike to a lake with icebergs floating in July, ringed by 3,000-foot cliffs.

Moderate9.7 mi1,450 ft gain