The Front Range Foothills of Colorado are all between upper ten thousand and lower eleven thousand feet. Shown here are the Twin Sisters at sundown in Larimer County, Colorado, straddling Rocky Mountain National Park and Roosevelt National Forest. Photo by Richard F. Fleck
The Front Range Foothills of Colorado are all between upper ten thousand and lower eleven thousand feet. Shown here are the Twin Sisters at sundown in Larimer County, Colorado, straddling Rocky Mountain National Park and Roosevelt National Forest. Photo by Richard F. Fleck
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