Aerial view of the Flat Tops Wilderness Area, a vast forested area between Glenwood Springs and Steamboat Springs in…Free Image from public domain license
View of the Rocky Mountains, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
View of the Southern Appalachian Mountains, looking toward North Carolina. Original image from Carol M. Highsmith’s…Free Image from public domain license
Mammoth Creek. Original image from Carol M. Highsmith’s America, Library of Congress collection. Digitally enhanced by…Free Image from public domain license
High-country stream and cottonwoods in rugged north-central Wyoming's rugged Big Horn County. Original image from Carol M.…Free Image from public domain license
A mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original…Free Image from public domain license
A mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original…Free Image from public domain license
A mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original…Free Image from public domain license
Mount Shasta (Karuk: Úytaahkoo or "White Mountain" : the origin of the name "Shasta" is vague, perhaps from Russian…Free Image from public domain license
Rocky Mountains National Park Colorado, USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Scenic Railroad train, pulled by a vintage steam locomotive, chugs through the San Juan Mountains in the Colorado county of…Free Image from public domain license
Fall in the San Juan Mountains of Conejos County, Colorado, near the New Mexico border - Original image from Carol M.…Free Image from public domain license
View of the Rocky Mountains, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Devils Tower, also known by more benign names, including Bear Lodge, by indigenous American Indians, in northeastern Wyoming.…Free Image from public domain license
Fall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Fall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
View of the Rocky Mountains Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Mountain view along the "Million Dollar Highway" in Ouray County, between Silverton and Ouray, high in the San Juan Mountains…Free Image from public domain license
A mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original…Free Image from public domain license
A mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original…Free Image from public domain license
A mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original…Free Image from public domain license
A mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original…Free Image from public domain license
Colorado Aspens. Original image from Carol M. Highsmith’s America, Library of Congress collection. Digitally enhanced…Free Image from public domain license
View of the Guadalupe Mountains in Guadalupe Mountains National Park in Hudspeth County, Texas. Original image from Carol M.…Free Image from public domain license
Scenic Railroad train, pulled by a vintage steam locomotive, chugs through the San Juan Mountains in the Colorado county of…Free Image from public domain license
Catoctin Mountain Park in Maryland. Original image from Carol M. Highsmith’s America, Library of Congress collection.…Free Image from public domain license
Fall Aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Scenic Railroad train, pulled by a vintage steam locomotive, chugs through the San Juan Mountains in the Colorado county of…Free Image from public domain license
Fall in the San Juan Mountains of Conejos County, Colorado, near the New Mexico border - Original image from Carol M.…Free Image from public domain license
Fall in the San Juan Mountains of Conejos County, Colorado, near the New Mexico border - Original image from Carol M.…Free Image from public domain license
View of Meridian Lake and Mount Crested Butte above the Colorado city of Crested Butte on the high, dirt Washington Gulch…Free Image from public domain license
The virtual ghost town of Crystal in Gunnison County, Colorado USA - Original image from Carol M. Highsmith’s America…Free Image from public domain license
The virtual ghost town of Crystal in Gunnison County, Colorado USA - Original image from Carol M. Highsmith’s America…Free Image from public domain license
America's first declared national monument (in 1906): Devils Tower - Original image from Carol M. Highsmith’s America…Free Image from public domain license
Fall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
A small portion of the Fanny Bennett Hemlock Grove on one side of Spruce Knob, West Virginia. Old Mammoth Road. Original…Free Image from public domain license
Fall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Fall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Fall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Fall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Fall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Fall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Autumnal view of Rocky Mountain peaks called the Maroon Bells, between Pitkin County and Gunnison County, Colorado. Original…Free Image from public domain license
Windmill in rural Gray County in the Texas Panhandle. Original image from Carol M. Highsmith’s America, Library of…Free Image from public domain license
The New River Gorge Bridge. Original image from Carol M. Highsmith’s America, Library of Congress collection. Digitally…Free Image from public domain license
A mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, a vast cattle and sheep-ranching…Free Image from public domain license
A mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original…Free Image from public domain license
A Durango & Silverton Narrow-Guage Scenic Railroad train, pulled by a vintage steam locomotive, crosses an alpine bridge in…Free Image from public domain license
Rocky Mountains National Park Colorado, USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Rocky Mountains National Park Colorado, USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Rocky Mountains National Park Colorado, USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Craggy peaks of Grand Teton National Park, Wyoming. Original image from Carol M. Highsmith’s America, Library of…Free Image from public domain license
The Maroon Bells, just outside Aspen in Colorado's Rocky Mountains USA - Fall aspens in San Juan County, Colorado USA -…Free Image from public domain license
A Durango & Silverton Narrow-Guage Scenic Railroad train, pulled by a vintage steam locomotive, crosses an alpine bridge in…Free Image from public domain license
Fall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Chairlifts ascend the mountain at the Snowmass Village ski resort in Pitkin County, Colorado - Original image from Carol M.…Free Image from public domain license
Scenery at Colorado National Monument, USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Scenery at Colorado National Monument, USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Scenery at Colorado National Monument, USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Scenery at Colorado National Monument, USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Scenery at Colorado National Monument, USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Scenery at Colorado National Monument, USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Fall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Colorado Aspens. Original image from Carol M. Highsmith’s America, Library of Congress collection. Digitally enhanced…Free Image from public domain license
Fall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Winter wonderland, created by a sudden mountain blizzard along California Highway 36, south of Lassen Volcanic National Park.Free Image from public domain license
Stream in Eldorado Canyon State Park in Boulder County, Colorado - Original image from Carol M. Highsmith’s America…Free Image from public domain license
Horses grazing in a meadow between U.S. 395 and Lower Rock Creek Road north of Bishop in Mono County, California. Original…Free Image from public domain license
Mature corn, almost ready for harvesting, on a farm in Sauk County, Wisconsin. Original image from Carol M. Highsmith’s…Free Image from public domain license
A Durango & Silverton Narrow Gauge Railroad (D&SNG) above the Animas River Valley in La Plata County, Colorado USA - Original…Free Image from public domain license
Formations in the Petrified Forest, now part of a U.S. national park near Holbrook in Arizona’s remote Navajo and…Free Image from public domain license
The New River Gorge Bridge. Original image from Carol M. Highsmith’s America, Library of Congress collection. Digitally…Free Image from public domain license
"Alpine Loop" San Juan Mountains above Silverton, Colorado USA - Original image from Carol M. Highsmith’s America…Free Image from public domain license
Scene in the San Juan Mountains above Silverton, Colorado, along the mostly dirt-and-gravel "Alpine Loop" - Original image…Free Image from public domain license
Spectacular Rocky Mountain valley outside Telluride, Colorado - Original image from Carol M. Highsmith’s America…Free Image from public domain license
The Maroon Bells, just outside Aspen in Colorado's Rocky Mountains USA - Fall aspens in San Juan County, Colorado USA -…Free Image from public domain license
The Maroon Bells, just outside Aspen in Colorado's Rocky Mountains USA - Fall aspens in San Juan County, Colorado USA -…Free Image from public domain license
Fall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Spectacular fall scene near Rico in Dolores County, Colorado. Original image from Carol M. Highsmith’s America, Library…Free Image from public domain license
Rocky Mountains National Park Colorado, USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
The Maroon Bells, just outside Aspen in Colorado's Rocky Mountains USA - Fall aspens in San Juan County, Colorado USA -…Free Image from public domain license
Rocky Mountains National Park Colorado, USA - Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Northern California. Old Mammoth Road. Original image from Carol M. Highsmith’s America, Library of Congress…Free Image from public domain license
Mount Shasta, California. Original image from Carol M. Highsmith’s America, Library of Congress collection. Digitally…Free Image from public domain license
Mount Shasta, California. Original image from Carol M. Highsmith’s America, Library of Congress collection. Digitally…Free Image from public domain license
Mount Shasta. Original image from Carol M. Highsmith’s America, Library of Congress collection. Digitally enhanced by…Free Image from public domain license
Crop rows in San Luis Obispo County, California. Original image from Carol M. Highsmith’s America. Digitally enhanced…Free Image from public domain license
Mono Lake (/ˈmoʊnoʊ/ moh-noh) is a large, shallow saline soda lake in Mono County, California, formed at least 760,000 years…Free Image from public domain license
A sizable barn near the settlement of Bangor, south of Oroville in Butte County, California. Original image from Carol M.…Free Image from public domain license
Cabins in a field near Kremmling in Grand County, Colorado. Original image from Carol M. Highsmith’s America, Library…Free Image from public domain license
A living sno-globe scene and winter wonderland, created by a sudden mountain blizzard along California Highway 36. Original…Free Image from public domain license
Barn and farmstead near Savery in Carbon County, Wyoming, a stone's throw from the Colorado border. Original image from Carol…Free Image from public domain license
Mule deer gather on a snowy hillside in Sweetwater County, Wyoming. Original image from Carol M. Highsmith’s America…Free Image from public domain license
Cattle amble freely in the San Juan Mountains of Conejos County, Colorado, near the New Mexico border. Original image from…Free Image from public domain license
Deer in the tall grass below Devil's Tower National Monument in Crook County, Wyoming. Original image from Carol M.…Free Image from public domain license