Red Mountains near Maroon Bells, Aspen, Colorado, USA
Autumn foliage on aspen trees with mountain in distance, near McClure Pass, Colorado, USA
People ride on horses past aspen trees in autumn during Fantasy Ranch Pack Trip, Crested Butte, Colorado, USA
Artist paints Maroon Bells, Aspen, Colorado, USA
Prairie horse, near Bedrock, Colorado, USA
Rockclimbers at Garden of the Gods rock formation, Colorado Springs, Colorado, USA
Lake Granby Marina in Arapahoe National Recreation Area at dusk, near Granby, Colorado, USA
Aspen at dusk seen from Smuggler Mountain, Aspen, Colorado, USA
Young woman on horseback during Fantasy Ranch Pack Trip, Crested Butte, Colorado, USA
Train engineer aboard Durango & Silverton Narrow Gauge Railway, Silverton, Colorado, USA
View from Aspen Mountain, Aspen, Colorado, USA
Rear-view mirror view of motorcycles on Trail Ridge Road, Rocky Mountain National Park, Colorado, USA
Glistening dunes and thunderstorm clouds at Great Sand Dunes National Monument, near Alamosa, Colorado, USA
Happy skier on Aspen Mountain, Aspen, Colorado, USA
Rainbows over entrance sign to Great Sand Dunes National Monument, near Alamosa, Colorado, USA
Glenwood Hot Springs Pool, Glenwood Springs, Colorado, USA
Housesand aspen trees in autumn, Steamboat Springs, Colorado, USA
Mount Crested Butte, Crested Butte, Colorado, USA
Cliff Palace Dwelling, Mesa Verde National Park, Colorado, USA
Quality Inn Motel welcome sign, Durango, Colorado, USA
Buildings on Elk Avenue, Crested Butte, Colorado, USA
Hanging Lake, near Glenwood Springs, Colorado, USA
Medano Creek amd dunes at Great Sand Dunes National Monument, near Alamosa, Colorado, USA
Flowing water at Hanging Lake, near Glenwood Springs, Colorado, USA
Marmot crossing warning sign near Maroon Bells, Aspen, Colorado, USA
Skiers on Aspen Mountain, Aspen, Colorado, USA
Autumn foliage on aspen trees, near Steamboat Springs, Colorado, USA
People enjoy horseback ride at Red Mountain Ranch, near Durango, Colorado, USA
State Capitol building is reflected in glass front of office building at dusk, Denver, Colorado, USA
Rockclimbers at Garden of the Gods rock formation, Colorado Springs, Colorado, USA
Chrome sculpture "Running Stallion" by Artist Sean Guerrero in snow-covered meadow, Crested Butte, Colorado, USA
Artist paints Maroon Bells, Aspen, Colorado, USA
Garden of the Gods rock formation and Pikes Peak mountain at sunrise, Colorado Springs, Colorado, USA
Cutthroat trout at Hanging Lake, near Glenwood Springs, Colorado, USA
Garden of the Gods rock formation, Colorado Springs, Colorado, USA
"John Wayne Slept Here" sign at Silver Spur Motel, Durango, Colorado, USA
Skiing at Mount Crested Butte, Crested Butte, Colorado, USA
Elk and mountains near Coyote Valley, Rocky Mountain National Park, Colorado, USA
Mailbox in wildflower meadow, Lyons, Colorado, USA
Durango & Silverton Narrow Gauge Railway passes Animas river, near Rockwood, Colorado, USA
Lakefront homes on Grand Lake, Rocky Mountain National Park, Colorado, USA
Boy tries his luck fishing at Maroon Lake, Maroon Bells, Aspen, Colorado, USA
Tree-shaped iron gate at entrance to Betty Ford Alpine Gardens, Vail, Colorado, USA
Ranger with long white beard, Rocky Mountain National Park, Colorado, USA
Train conductor leans out window of Durango & Silverton Narrow Gauge Railway, near Durango, Colorado, USA
Durango & Silverton Narrow Gauge Railway, near Rockwood, Colorado, USA
Bear Lake, Rocky Mountain National Park, Colorado, USA
Telluride Outside 4WD Jeep Tour at Smuggler-Union Tramway Ruins, near Telluride, Colorado, USA
Mile-high city: man with red pants on steps pf Colorado State Capitol building, Denver, Colorado, USA
Trail Ridge Road, Rocky Mountain National Park, Colorado, USA
Pikes Peak Cog Railway atop Pikes Peak mountain, Pikes Peak, Colorado, USA
Union Congregational Church building, Crested Butte, Colorado, USA
Jeep at top of Imogene Pass road, near Telluride, Colorado, USA
Frozen coin-operated binocular eyes atop Pikes Peak mountain, Pikes Peak, Colorado, USA
Hikers and aspen trees in autumn seen from Smuggler Mountain, Aspen, Colorado, USA
Pikes Peak Cog Railway on Pikes Peak mountain, Pikes Peak, Colorado, USA
Cyclist on road to Maroon Bells, Aspen, Colorado, USA
Skateboarder with dogs, Crested Butte, Colorado, USA
Duens and Sangre de Christo Mountains at Great Sand Dunes National Monument, near Alamosa, Colorado, USA
Royal Gorge Bridge, near Cañon City, Colorado, USA
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