Autumnal 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 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 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 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 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 license"Flat Tops" -- a range of the Rocky Mountains Colorado - Original image from Carol M. Highsmith’s America, Library of… https://www.rawpixel.com/image/434639/the-rocky-mountains-coloradoFree Image from public domain licenseView of the Rocky Mountains, USA - Original image from Carol M. Highsmith’s America, Library of Congress collection.… https://www.rawpixel.com/image/433941/view-the-rocky-mountainsFree 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 licenseOwner John Kukral wets a line at his Park Range Ranch, near the Wyoming border in Jackson County's scenic North Park valley… https://www.rawpixel.com/image/582506/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/434471/the-maroon-bellsFree Image from public domain licenseSnow covered Maroon Bells mobile wallpaper https://www.rawpixel.com/image/1214228/minimal-mobile-phone-lock-screenView licenseThe great and small game of Europe, western & northern Asia and America; their distribution, habits, and structure https://www.rawpixel.com/image/9975833/image-art-vintage-bookFree 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 licenseCowhand John Guthrie III and his horse, Gunner, near one of several streams on the Park Range Ranch in Colorado's North… https://www.rawpixel.com/image/582731/carol-highsmiths-wyoming-photographFree 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 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 licenseFolded Strata, a Great Geological Arch, Colorado by William Henry Holmes, born Cadiz, OH 1846-died Royal Oak, MI 1933 https://www.rawpixel.com/image/9066472/folded-strata-great-geological-arch-coloradoFree Image from public domain licenseRocky Mountains, Cherokee Pass: "Drawing shows a dirt trail among pine trees leading toward a heavily forested pass between… https://www.rawpixel.com/image/7667040/image-paper-plant-watercolorFree 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 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 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 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 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 license"Alpine Loop" San Juan Mountains above Silverton, Colorado USA - Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/434305/free-photo-image-forest-colorado-pineFree 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 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 licenseMountain Pine Beetle Damage — Mountain pine beetle have been a natural part of the whitebark pine forest for many… https://www.rawpixel.com/image/4043968/photo-image-flower-trees-plantFree Image from public domain licenseKayaking the Colorado River kayak landscape mountain. https://www.rawpixel.com/image/14201279/kayaking-the-colorado-river-kayak-landscape-mountainView licenseSpectacular Rocky Mountain valley outside Telluride, Colorado - Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/434388/free-photo-image-lake-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 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 licenseScene in the San Juan Mountains above Silverton, Colorado, along the mostly dirt-and-gravel "Alpine Loop" - Original image… https://www.rawpixel.com/image/434308/free-photo-image-trees-carol-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/434398/free-photo-image-america-public-domain-americasFree 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 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 licenseHiking by the Emerald Lake in The Rocky Mountain National Park, United States https://www.rawpixel.com/image/426955/free-photo-image-winter-hike-climb-mountain-coloradoView 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 licenseThe Rocky Mountains, Colorado. Original image from Carol M. Highsmith’s America, Library of Congress collection.… https://www.rawpixel.com/image/421822/free-photo-image-nature-mountains-tundraFree Image from public domain licenseRocky Mountains National Park Colorado, USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434329/free-photo-image-national-parks-trees-pine-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 licenseView of the Rocky Mountains Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434642/free-photo-image-landscape-forest-coloradoFree Image from public domain licenseView of the Rocky Mountains, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434345/free-photo-image-landscape-america-americas-public-domainFree Image from public domain licenseScene in the San Juan Mountains above Silverton, Colorado, along with the mostly dirt-and-gravel "Alpine Loop" that, for… https://www.rawpixel.com/image/582485/carol-highsmiths-colorado-photographFree Image from public domain licenseRocky Mountains National Park Colorado, USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434327/free-photo-image-green-landscape-natural-lake-mountainsFree Image from public domain licenseView of the Rocky Mountains, Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434346/free-photo-image-colorado-lake-forest-landscape-americaFree 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 licenseNorth Clear Creek Falls, in Hinsdale County along the Colorado mountain road called the Silver Thread Byway, drops from an… https://www.rawpixel.com/image/582482/carol-highsmiths-colorado-photographFree Image from public domain licenseRocky Mountains National Park Colorado, USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434335/free-photo-image-rocky-mountain-national-park-landscape-coloradoFree Image from public domain licenseRocky Mountains National Park Colorado, USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434334/free-photo-image-colorado-mountains-americaFree Image from public domain licenseView of the Rocky Mountains Colorado USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434640/free-photo-image-mountains-colorado-aerial-viewsFree Image from public domain licenseRocky Mountains National Park Colorado, USA - Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/434330/free-photo-image-rocky-mountain-national-park-trees-americaFree Image from public domain licenseA spectacular Rocky Mountain valley outside Telluride, Colorado. Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/582512/carol-highsmiths-colorado-photographFree Image from public domain licenseThe Crate, Northeast Corner, Middle Park by Joseph Collier https://www.rawpixel.com/image/14320254/the-crate-northeast-corner-middle-park-joseph-collierFree Image from public domain licenseA raging stream in Rocky Mountain National Park in the Front Range of the spectacular and high Rockies in north-central… https://www.rawpixel.com/image/582556/carol-highsmiths-colorado-photographFree Image from public domain licenseContinental Divide sign high in Rocky Mountain National Park in the Front Range of the spectacular and high Rockies in north… https://www.rawpixel.com/image/582557/carol-highsmiths-colorado-photographFree Image from public domain licenseTwo red-hued mountain peaks towering above a green forest and a lake in Maroon Bells. Original public domain image from… https://www.rawpixel.com/image/3288566/free-photo-image-art-aspen-cc0Free Image from public domain licenseA portion of the "Grand Ditch," a stretch of the Colorado River, just ten miles from its headwaters in Rocky Mountain… https://www.rawpixel.com/image/582542/carol-highsmiths-colorado-photographFree Image from public domain license A stretch of the Rio Grande River near Embudo in northern New Mexico, closer to its source in the… https://www.rawpixel.com/image/8041271/photo-image-border-mountains-public-domainFree Image from public domain licenseDenver (vicinity), Colorado. Rocky Mountains southwest of Denver. Sourced from the Library of Congress. https://www.rawpixel.com/image/12248389/photo-image-cloud-plant-skyFree Image from public domain licenseGrand Crater, Northeast Corner, Middle Park by Joseph Collier https://www.rawpixel.com/image/14320988/grand-crater-northeast-corner-middle-park-joseph-collierFree Image from public domain licenseAerial view of desert rock formations and foliage in Fruita. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3290698/free-photo-image-painted-desert-landscape-artFree Image from public domain licenseAerial view of the Flat Tops Wilderness Area, a vast forested area between Glenwood Springs and Steamboat Springs in… https://www.rawpixel.com/image/582541/carol-highsmiths-colorado-photographFree Image from public domain licenseThe Crater, Northeast Corner, Middle Park by Joseph Collier https://www.rawpixel.com/image/14320482/the-crater-northeast-corner-middle-park-joseph-collierFree Image from public domain licenseA Morning Scene in the Rockies of Colorado by George Egbert Mellen https://www.rawpixel.com/image/14305315/morning-scene-the-rockies-colorado-george-egbert-mellenFree Image from public domain licenseRocky Mountains. Loveland Pass, near Dillon, Colorado. Sourced from the Library of Congress. https://www.rawpixel.com/image/12335141/image-plant-sky-forestFree Image from public domain licenseRoad leading out of Carlton Tunnel along bed of old narrow gauge railroad on the west side of the Rocky Mountains from… https://www.rawpixel.com/image/12336153/image-sky-road-mountainFree Image from public domain licenseClear Creek Cañon, Colorado Central Railroad by Joseph Collier https://www.rawpixel.com/image/14318916/clear-creek-canon-colorado-central-railroad-joseph-collierFree Image from public domain license"The Loop" near Georgetown, Colorado by William Henry Jackson https://www.rawpixel.com/image/14275014/the-loop-near-georgetown-colorado-william-henry-jacksonFree Image from public domain licenseMouth of Fall River, View up Clear Creek, Four Miles above Idaho, Colorado Territory by George D Wakely https://www.rawpixel.com/image/14318784/image-art-mountain-public-domainFree Image from public domain licenseRoad to Carlton Tunnel through the Rocky Mountains. Leadville, Colorado. Sourced from the Library of Congress. https://www.rawpixel.com/image/12336443/image-cloud-plant-skyFree Image from public domain licenseClear Creek Cañon, Colorado Central Railroad by Joseph Collier https://www.rawpixel.com/image/14318833/clear-creek-canon-colorado-central-railroad-joseph-collierFree Image from public domain licenseRocky Mountains. Loveland Pass near Dillon, Colorado. Sourced from the Library of Congress. https://www.rawpixel.com/image/12336418/image-plant-sky-forestFree Image from public domain licenseClear Creek Cañon, Colorado Central Railroad by Joseph Collier https://www.rawpixel.com/image/14320018/clear-creek-canon-colorado-central-railroad-joseph-collierFree Image from public domain licenseSingle barren tree against a cliff in Rocky Mountain National Park. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3291323/free-photo-image-minimalist-landscape-photos-abies-banisterFree Image from public domain licenseRoad to Carlton Tunnel through the Rocky Mountains. Leadville, Colorado. Sourced from the Library of Congress. https://www.rawpixel.com/image/12334987/image-cloud-plant-skyFree Image from public domain licenseClear Creek Cañon, Colorado Central Railroad by Joseph Collier https://www.rawpixel.com/image/14319078/clear-creek-canon-colorado-central-railroad-joseph-collierFree Image from public domain licenseGrand Cañon, Colorado River, Near Paria Creek, Looking West by William H Bell https://www.rawpixel.com/image/14271456/grand-canon-colorado-river-near-paria-creek-looking-west-william-bellFree Image from public domain licenseClear Creek Cañon, Colorado Central Railroad by Joseph Collier https://www.rawpixel.com/image/14319160/clear-creek-canon-colorado-central-railroad-joseph-collierFree Image from public domain licenseFarm at foothills of Rocky Mountains. Ouray County, Colorado. Sourced from the Library of Congress. https://www.rawpixel.com/image/12273030/photo-image-plant-grass-horseFree Image from public domain license