Puka the chocolate lab, in Aspen, Colorado. Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434452/free-photo-image-dog-labrador-ballFree Image from public domain licensePuka the chocolate lab, in Aspen, Colorado. Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/433755/free-photo-image-dog-winter-animalFree Image from public domain licensePuka the chocolate lab, in Aspen, Colorado. Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/433756/free-photo-image-dog-black-and-whiteFree Image from public domain licenseA pretty songbird fluffs up to ward off the cold in the woods near Aspen. Original image from Carol M. Highsmith’s… https://www.rawpixel.com/image/582483/carol-highsmiths-colorado-photographFree Image from public domain licenseColorado Aspens. Original image from Carol M. Highsmith’s America, Library of Congress collection. Digitally enhanced… https://www.rawpixel.com/image/421905/autumn-treesFree Image from public domain licenseColorado Aspens. Original image from Carol M. Highsmith’s America, Library of Congress collection. Digitally enhanced… https://www.rawpixel.com/image/421908/free-photo-image-america-public-domain-carol-highsmith-mountainsFree Image from public domain licenseThe Maroon Bells, just outside Aspen in Colorado's Rocky Mountains USA - Fall aspens in San Juan County, Colorado USA -… https://www.rawpixel.com/image/434463/free-photo-image-carol-highsmith-mountain-aspenFree Image from public domain licenseRocky Mountain near the ski resort of Snowmass Village, Colorado - Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/434476/free-photo-image-dog-sled-winter-forest-skiFree Image from public domain licenseThe Maroon Bells, just outside Aspen in Colorado's Rocky Mountains USA - Fall aspens in San Juan County, Colorado USA -… https://www.rawpixel.com/image/434477/the-maroon-bellsFree Image from public domain licenseWhen T-Lazy-7 Ranch snowmobile driver Charles Chisholm arrives at a favorite scenic spot near the Maroon Bells mountain… https://www.rawpixel.com/image/582466/carol-highsmiths-colorado-photographFree Image from public domain licenseFall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434383/free-photo-image-aspen-tree-america-americas-public-domainFree Image from public domain licenseFall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434395/free-photo-image-aspen-tree-fall-autumnFree Image from public domain licenseFall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434393/free-photo-image-landscape-forest-yellowFree Image from public domain licenseFall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434392/free-photo-image-carol-highsmith-woods-landscapeFree Image from public domain licenseFall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434391/free-photo-image-colorado-america-americas-public-domainFree Image from public domain licenseThe Maroon Bells, just outside Aspen in Colorado's Rocky Mountains USA - Fall aspens in San Juan County, Colorado USA -… https://www.rawpixel.com/image/434471/the-maroon-bellsFree Image from public domain licenseFall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434387/forest-autumnFree Image from public domain licenseFall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434399/free-photo-image-carol-highsmith-aspen-tree-americaFree Image from public domain licenseFall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434394/forest-autumnFree Image from public domain licenseFall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434402/free-photo-image-road-carol-highsmith-colorado-mountainsFree Image from public domain licenseAspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434343/free-photo-image-forest-colorado-aspen-treesFree Image from public domain licenseFall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434404/free-photo-image-autumn-landscape-forest-americaFree Image from public domain licenseAspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434344/free-photo-image-dirt-road-scenicFree Image from public domain licenseFall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434408/free-photo-image-forest-trees-americaFree Image from public domain licenseFall aspens in the Colorado Rockies, USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434036/free-photo-image-colorado-landscape-yellow-americaFree Image from public domain licenseAspens Over Vail, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress collection.… https://www.rawpixel.com/image/433856/aspens-over-vailFree Image from public domain licenseThe Maroon Bells, just outside Aspen in Colorado's Rocky Mountains USA - Fall aspens in San Juan County, Colorado USA -… https://www.rawpixel.com/image/434389/free-photo-image-carol-highsmith-america-americas-public-domainFree Image from public domain licenseFall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434413/free-photo-image-carol-highsmith-colorado-hillsFree Image from public domain licenseSpectacular fall scene near Rico in Dolores County, Colorado. Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/582549/carol-highsmiths-colorado-photographFree Image from public domain licenseRed barn and outbuilding near Snowmass Village, a ski-resort community outside Aspen, Colorado. Original image from Carol M.… https://www.rawpixel.com/image/582472/carol-highsmiths-colorado-photographFree Image from public domain licenseFall Aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434460/free-photo-image-landscape-yellow-aspen-treeFree Image from public domain licenseFall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434400/free-photo-image-landscape-carol-highsmith-americaFree Image from public domain licenseFall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434396/free-photo-image-yellow-mountains-fall-treesFree Image from public domain licenseSled dogs race through the Rocky Mountain backcountry near the ski resort of Snowmass Village, Colorado. https://www.rawpixel.com/image/582504/carol-highsmiths-colorado-photographFree Image from public domain licenseSled dogs get a breather in the Rocky Mountain backcountry near the ski resort of Snowmass Village, Colorado. Original image… https://www.rawpixel.com/image/434469/free-photo-image-dogs-america-public-domainFree Image from public domain licenseSled dogs get a breather in the Rocky Mountain backcountry near the ski resort of Snowmass Village, Colorado. Original image… https://www.rawpixel.com/image/434467/free-photo-image-dogs-carol-highsmith-americaFree Image from public domain licenseSled dogs in the Rocky Mountain backcountry near the ski resort of Snowmass Village, Colorado. Original image from Carol M.… https://www.rawpixel.com/image/434473/free-photo-image-mountains-colorado-animals-dog-sleddingFree Image from public domain licenseLou Wille's "Chrome on the Range" sculpture in the John Denver Sanctuary, named for the popular singer who lived in and sang… https://www.rawpixel.com/image/582528/carol-highsmiths-colorado-photographFree Image from public domain licenseVivid fall colors accent the aptly named Red Mountain between Ouray and Silverton in San Juan County, Colorado. Original… https://www.rawpixel.com/image/582508/carol-highsmiths-colorado-photographFree Image from public domain licenseRock inscription of a quote from American naturalist Henry David Thoreau in the John Denver Sanctuary, named for the popular… https://www.rawpixel.com/image/582505/carol-highsmiths-colorado-photographFree Image from public domain licenseThe Maroon Bells, just outside Aspen in Colorado's Rocky Mountains USA - Fall aspens in San Juan County, Colorado USA -… https://www.rawpixel.com/image/434381/the-maroon-bellsFree Image from public domain licenseThe Maroon Bells, just outside Aspen in Colorado's Rocky Mountains USA - Fall aspens in San Juan County, Colorado USA -… https://www.rawpixel.com/image/434398/free-photo-image-america-public-domain-americasFree Image from public domain licenseFall aspens in San Juan County, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434414/free-photo-image-mountains-landscape-carol-highsmithFree Image from public domain licenseThe Maroon Bells, just outside Aspen in Colorado's Rocky Mountains USA - Fall aspens in San Juan County, Colorado USA -… https://www.rawpixel.com/image/434421/free-photo-image-black-and-white-mountains-forestFree Image from public domain licenseThe Maroon Bells, just outside Aspen in Colorado's Rocky Mountains USA - Fall aspens in San Juan County, Colorado USA -… https://www.rawpixel.com/image/434353/free-photo-image-carol-highsmith-maroon-bells-natureFree Image from public domain licenseThe Maroon Bells, just outside Aspen in Colorado's Rocky Mountains USA - Fall aspens in San Juan County, Colorado USA -… https://www.rawpixel.com/image/434390/free-photo-image-carol-highsmith-forest-maroon-bells-coloradoFree Image from public domain licenseSled dogs get a breather in the Rocky Mountain backcountry near the ski resort of Snowmass Village, Colorado. Original image… https://www.rawpixel.com/image/434472/free-photo-image-dogs-village-mountainsFree Image from public domain licenseFall aspens in San Juan County, Colorado. Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/3093673/free-photo-image-america-aspens-autumnFree Image from public domain licenseFall aspens in San Juan County, Colorado. Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/3093669/free-photo-image-america-aspens-autumnFree Image from public domain licenseFall aspens in San Juan County, Colorado. Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/3093676/free-photo-image-america-aspens-autumnFree Image from public domain licenseA mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original… https://www.rawpixel.com/image/434488/free-photo-image-horse-carol-highsmith-snowFree Image from public domain licenseHeavy snow surrounds and lies a top a cabin in Steamboat Springs, Colorado. Original image from Carol M. Highsmith’s… https://www.rawpixel.com/image/434458/free-photo-image-snow-winter-carol-highsmithFree Image from public domain licenseA mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original… https://www.rawpixel.com/image/434468/free-photo-image-horse-snow-herdFree Image from public domain licenseA mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original… https://www.rawpixel.com/image/434444/free-photo-image-horse-snake-snowFree Image from public domain licenseA mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original… https://www.rawpixel.com/image/434341/free-photo-image-horse-winter-carol-highsmithFree Image from public domain licenseA cowboy and his dog cross the snowy Ladder Livestock ranch, a vast cattle and sheep-ranching operation that straddles the… https://www.rawpixel.com/image/3090965/free-photo-image-cowboy-america-animalFree Image from public domain licenseA bighorn sheep in Colorado National Monument, a preserve of vast plateaus, canyons, and towering monoliths in Mesa County… https://www.rawpixel.com/image/434320/free-photo-image-ram-sheep-mountain-animalFree Image from public domain licenseA bighorn sheep in Colorado National Monument, a preserve of vast plateaus, canyons, and towering monoliths in Mesa County… https://www.rawpixel.com/image/434316/free-photo-image-sheep-ram-carol-highsmithFree Image from public domain licenseA mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original… https://www.rawpixel.com/image/434466/wild-mustang-horsesFree Image from public domain licenseA mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original… https://www.rawpixel.com/image/434455/free-photo-image-horse-carol-highsmith-winterFree Image from public domain licenseA bighorn sheep in Colorado National Monument, a preserve of vast plateaus, canyons, and towering monoliths in Mesa County… https://www.rawpixel.com/image/434313/free-photo-image-ram-horns-bighorn-sheepFree Image from public domain licenseA mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original… https://www.rawpixel.com/image/434465/wild-mustang-horsesFree Image from public domain licenseA mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original… https://www.rawpixel.com/image/434456/wild-mustang-horsesFree Image from public domain licenseA mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, at the Wyoming-Colorado border. Original… https://www.rawpixel.com/image/434464/wild-mustang-horsesFree Image from public domain licenseCowboys and their dog ford the North Platte River on the Park Range Ranch, near the Wyoming border in Jackson County's… https://www.rawpixel.com/image/582502/carol-highsmiths-colorado-photographFree Image from public domain licenseA bald eagle at the Cheyenne Mountain Zoo in Colorado Springs, Colorado. Original image from Carol M. Highsmith’s… https://www.rawpixel.com/image/434366/free-photo-image-eagle-mountain-animal-baldFree Image from public domain licenseA bighorn sheep in Colorado National Monument, a preserve of vast plateaus, canyons, and towering monoliths in Mesa County… https://www.rawpixel.com/image/433758/bighorn-sheep-the-roadFree Image from public domain licenseAutumnal view of Rocky Mountain peaks called the Maroon Bells, between Pitkin County and Gunnison County, Colorado. Original… https://www.rawpixel.com/image/422056/rocky-mountain-peaksFree Image from public domain licenseA young bald eagle surveys the world below in the vast Wyoming portion of Yellowstone National Park. Original image from… https://www.rawpixel.com/image/434475/free-photo-image-eagle-mountain-animal-birdFree Image from public domain licenseA young bald eagle surveys the world below in the vast Wyoming portion of Yellowstone National Park. Original image from… https://www.rawpixel.com/image/434482/free-photo-image-eagle-colorado-yellowstone-national-parkFree Image from public domain licenseClimber at the Ouray Ice Park, a human-made ice climbing venue in a natural gorge within walking distance of the city of… https://www.rawpixel.com/image/582493/carol-highsmiths-colorado-photographFree Image from public domain licenseCopper Mountain Ski Resort, near the town of Frisco in Summit County, Colorado - Original image from Carol M.… https://www.rawpixel.com/image/434489/free-photo-image-winter-snow-treesFree Image from public domain licenseChairlifts ascend the mountain at the Snowmass Village ski resort in Pitkin County, Colorado - Original image from Carol M.… https://www.rawpixel.com/image/434470/free-photo-image-ski-colorado-winter-liftFree Image from public domain licenseA mixed herd of wild and domesticated horses frolics on the Ladder Livestock ranch, a vast cattle and sheep-ranching… https://www.rawpixel.com/image/582480/carol-highsmiths-colorado-photographFree Image from public domain licenseA hawk at a Colorado Springs Native American Inter-Tribal Powwow and festival in Colorado city. Original image from Carol M.… https://www.rawpixel.com/image/434326/free-photo-image-bird-carol-highsmith-americaFree Image from public domain licenseIsolated structures west of Ridgway in Ouray County, Colorado. Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/582530/carol-highsmiths-colorado-photographFree Image from public domain licenseFog obscures the mountains outside Steamboat Springs, Colorado. Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/582463/carol-highsmiths-colorado-photographFree Image from public domain licenseScenery at Colorado National Monument, USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434310/free-photo-image-canyons-america-americas-public-domainFree Image from public domain licenseScenery at Colorado National Monument, USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434315/free-photo-image-carol-america-americas-public-domainFree Image from public domain licenseScenery at Colorado National Monument USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434312/free-photo-image-public-domain-americaFree Image from public domain licenseScenery at Colorado National Monument, USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434319/free-photo-image-carol-highsmith-national-parks-landscapeFree Image from public domain licenseScenery at Colorado National Monument, USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434322/free-photo-image-carol-highsmith-america-americas-public-domainFree Image from public domain licenseScenery at Colorado National Monument, USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434318/free-photo-image-colorado-carol-highsmith-americaFree Image from public domain licenseScenery at Colorado National Monument, USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434311/free-photo-image-america-public-domain-americasFree Image from public domain licenseScenery at Colorado National Monument, USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434314/free-photo-image-carol-highsmith-tourism-americaFree Image from public domain licenseWork progresses inside the Colorado Stone Quarries mine. Original image from Carol M. Highsmith’s America, Library of… https://www.rawpixel.com/image/434351/free-photo-image-quarry-carol-highsmith-mineFree Image from public domain licenseA burro stands in what is otherwise a field of cattle near Jefferson, Colorado. Original image from Carol M.… https://www.rawpixel.com/image/434419/free-photo-image-donkey-animal-wildlifeFree Image from public domain licenseClimber at the Ouray Ice Park, a human-made ice climbing venue in a natural gorge within walking distance of the city of… https://www.rawpixel.com/image/582460/carol-highsmiths-colorado-photographFree Image from public domain licenseCattle amble freely in the San Juan Mountains of Conejos County, Colorado, near the New Mexico border. Original image from… https://www.rawpixel.com/image/434461/free-photo-image-new-mexico-animals-cattleFree Image from public domain licenseSheep at the Ladder Livestock Ranch, which is based across the highway from Colorado in Carbon County, Wyoming. Original… https://www.rawpixel.com/image/434496/free-photo-image-sheep-farm-animalFree Image from public domain licenseBison herd in Weld County, Colorado, near the Wyoming line - Original image from Carol M. Highsmiths America, Library of… https://www.rawpixel.com/image/434325/free-photo-image-colorado-america-americas-public-domainFree Image from public domain licenseA young bald eagle surveys the world below in the vast Wyoming portion of Yellowstone National Park. Original image from… https://www.rawpixel.com/image/434338/free-photo-image-eagle-bald-animalFree Image from public domain licenseGreat horned owl at Big Creek cattle ranch in Carbon County, Wyoming. Original image from Carol M. Highsmith’s… https://www.rawpixel.com/image/434497/free-photo-image-tree-branches-wyomingFree Image from public domain licenseSheep at the Ladder Livestock Ranch, which is based across the highway from Colorado in Carbon County, Wyoming. Original… https://www.rawpixel.com/image/434503/free-photo-image-carol-highsmith-wyoming-sheepFree Image from public domain licenseA young bald eagle surveys the world below in the vast Wyoming portion of Yellowstone National Park. Original image from… https://www.rawpixel.com/image/434328/free-photo-image-eagle-carol-highsmith-baldFree Image from public domain licenseAn American grizzly bear at the Cheyenne Mountain Zoo in Colorado Springs, Colorado. Original image from Carol M.… https://www.rawpixel.com/image/434355/free-photo-image-bear-zoo-animalFree Image from public domain licenseAn American grizzly bear at the Cheyenne Mountain Zoo in Colorado Springs, Colorado. Original image from Carol M.… https://www.rawpixel.com/image/434350/free-photo-image-bear-cheyenne-mountain-zoo-coloradoFree Image from public domain licenseInterior of the Slogar Bar and Restaurant in Crested Butte, a Gunnison County, Colorado, town -- heavily populated in winter… https://www.rawpixel.com/image/582519/carol-highsmiths-colorado-photographFree Image from public domain licenseView of the snow-capped mountains surrounding Telluride, a historic Colorado mining town turned ski resort. Original image… https://www.rawpixel.com/image/582471/carol-highsmiths-colorado-photographFree Image from public domain licenseA horse-drawn sleigh carries passengers through the snow-covered fields at the Frisco Adventure Park, a year-round… https://www.rawpixel.com/image/582529/carol-highsmiths-colorado-photographFree Image from public domain license