Rocky Mountain National Park is an 1.5- to 2-hour drive from Colorado’s major Front Range spots, including Denver, Fort Collins, and Denver International Airport.

The timed entry permit reservation system at Rocky Mountain National Park began for the season on Thursday. The permits are in effect for the peak summer season from May 23 through October.

Rocky Mountain National Park opened its timed-entry reservation season on May 23, and visitors were pleased with park operations despite concerns over national park staffing.

Crews work to clear the road earlier in May Rocky Mountain National Park At its height, Trail Ridge Road reaches about 12,180 feet, making it the highest continuous paved road in North America.

Timed-entry permits are required to enter Rocky Mountain National Park starting May 23 through mid-October if you plan to enter the park between 9 a.m. and 2 p.m.