Boulder Trails

Cross two high-elevation passes and camp at a lake right out of the Dolomites on this weekend trip in the Indian Peaks. BY MAREN HORJUS

Find easy-access powder stashes on this beginner-friendly backcountry ski trip to the Nokhu Hut.

Follow this 9.9-mile loop through vibrant wildflower displays and past snow-fed streams to a huge alpine lake with unbeatable campsite views of Mount Meeker.

Get high fast on this 9.1-mile, out-and-back to Fern and Spruce lakes, which sit in gorgeous alpine valleys beneath the Little Matterhorn and several other commanding peaks.

Cruise 5.2 miles along gentle foothills, Ireland-esque pastures, and past an old sawmill to a vista overlooking Boulder Canyon and the Front Range.

Discover the blue pearls of famed Indian Peaks Wilderness on this moderate 8.4-mile high alpine hike.

This 12.4-mile out-and-back sweeps under a giant evergreen forest to a blossoming burn zone, then ends at an alpine lake perfect for stargazing.

A wicked flood raged through this valley 20 years ago, carving wide furrows down the Roaring River from Lawn Lake. This hike is 11.6 miles round trip.

On this 8.4-miler, you'll climb well-marked trails to the tentacle-like flanks of Ypsilon Mountain and its namesake lake, then return off-trail by following a mountain stream past unnamed waterfalls.

This moderately challenging 7.2-mile hike to a photogenic summit proves that sometimes it's not how high you climb--it's where you climb.

Bag two peaks on this 9-mile, fido-friendly loop around Boulder's signature Flatirons.

Downtown and need a post-meeting fix? This heart-pounding 4.3-mile scramble in Apex Park gives new meaning to that old runner's high.

Hike rolling grassland punctuated by towering redrock formations to a ridge overlooking the Front Range on this 6-mile loop just minutes from the city.

Wander through lush forests and high-alpine meadows to a pair of secluded mountain lakes nestled at the foot of the Mummy Range.

The must-see list for this 5.7-mile dayhike to Glacier Gorge is long: raging waterfalls, alpine lakes, and a skyline of humbling mountain views.

No ropes required, but a camera is recommended, on this shady and scenic 5.6-mile out-and-back stroll into the heart of Eldorado Canyon climbing country.

Leave your car at home: To explore Continental Divide country, you only need a bus ticket and your bike.

The views on this 5.9-miler are so grand that this parkland was once proposed as the summer grounds for a second presidential White House.

Put your quads and endurance to the test on this 6.6-mile hike that features steep scrambles, boulder-strewn canyons, and dramatic views from Bear Peak.

Connect subalpine waterfalls, gurgling creeks, and overlooks above Wild Basin on this 5.3-miler in Rocky Mountain National Park.