Call the National Forest Service Fall Color Hotline at (800) 354-4595 to find out the best times to visit. Fall color season usually runs from late September to mid-October, with color peaking first in the higher elevations.
Combine fall foliage viewing with wildlife sightings by visiting the national parks and forest lands that dot the Rocky Mountain range. Nearby towns are good bases, whether you're planning a day trip, a weekend ramble or a longer visit.
Try a loop drive through Yellowstone National Park. In the Grand Tetons, Jenny Lake is a popular and beautiful destination. Check with park officials for suggested hikes and the latest on fall color.
Explore some of the outlying areas if you're staying longer. Out of Jackson, Wyoming, Highways 22 and 26 are good choices to see eastern Idaho; Togwotee Pass will give you access to the Wind River region.
Experience fall color combined with sweeping vistas by taking a trip up Trail Ridge Road in Rocky Mountain National Park, in Colorado. For a longer stay, spend some time hiking the trails to the many lakes in the park, or do some exploring along the road to Boulder, Colorado.
Find spectacular views and plenty of hikes further south at Maroon Bells outside Aspen, Colorado.