Cross country skiing through a snowy hillside in La Sal Mountains. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3305468/free-photo-image-vintage-sport-ski-athleteFree 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 licenseMexico outdoors hiking selfie. https://www.rawpixel.com/image/13237710/mexico-outdoors-hiking-selfieView 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 licenseSpring skiing in the Gallatin Range, Montana, USA. NPS photo by Neal Herbert. Original public domain image from Flickr https://www.rawpixel.com/image/4036969/photo-image-woods-person-forestFree Image from public domain licenseSki tour above Soda Butte Creek. NPS photo by Neal Herbert. Original public domain image from Flickr https://www.rawpixel.com/image/4036975/photo-image-person-nature-mountainFree 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 licenseFirst Solar, a NREL research partner, has installed a small PV array used as part of Energy Systems Integration research… https://www.rawpixel.com/image/3322307/free-photo-image-solar-energy-renewable-panelsFree 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 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 licenseHispanic man outdoors snow mountain. https://www.rawpixel.com/image/13239295/hispanic-man-outdoors-snow-mountainView 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 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 licenseHispanic man outdoors jacket hiking. https://www.rawpixel.com/image/13237853/hispanic-man-outdoors-jacket-hikingView licensePNG Hispanic man outdoors jacket hiking. https://www.rawpixel.com/image/13270940/png-hispanic-man-outdoors-jacket-hikingView licenseWinter Queenstown NZ.Lake Wakatipu and the mountains of Central Otago.NZ. Original public domain image from Flickr https://www.rawpixel.com/image/4022465/photo-image-cloud-tree-oceanFree Image from public domain licenseHispanic man outdoors snow mountain. https://www.rawpixel.com/image/13239293/hispanic-man-outdoors-snow-mountainView licenseBackcountry skiing in the Gallatin Mountains, USA. Original public domain image from Flickr https://www.rawpixel.com/image/4039508/photo-image-background-cloud-personFree 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 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 licenseA cottage covered in snow with vehicle tracks at the Klosters Parsenn ski resort. Original public domain image from… https://www.rawpixel.com/image/3299716/free-photo-image-abies-alps-arcticFree Image from public domain licenseThe 2023 D-Series winners, Army Mountaineers and cadre from Fort Drum, New York, join 10th Mountain descendants in a ski… https://www.rawpixel.com/image/11072621/photo-image-plant-sky-forestFree 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 licenseSnow-capped mountain with big moon in background. Free public domain CC0 photo. https://www.rawpixel.com/image/6034659/photo-image-moon-public-domain-mountainFree 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 licenseSilverthorne, Colorado, United States. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3285877/free-photo-image-dark-nature-mountain-americaFree Image from public domain licenseBucegi Mountain covered with snow and surrounded by a cloudy blue sky.. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3293653/free-photo-image-abies-bucegi-mountains-cc0Free 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 licenseHispanic man outdoors snow mountain. https://www.rawpixel.com/image/13239296/hispanic-man-outdoors-snow-mountainView 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 licenseScenery at Colorado National Monument, which is by no means a monument in the typical sense of the word. https://www.rawpixel.com/image/582467/carol-highsmiths-colorado-photographFree Image from public domain licenseMount McKinley or Denali ("The Great One") in Alaska is the highest mountain peak in North America, at a height of… https://www.rawpixel.com/image/2368325/photo-image-cloud-sky-mountainFree 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 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/434314/free-photo-image-carol-highsmith-tourism-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/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/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/434322/free-photo-image-carol-highsmith-america-americas-public-domainFree Image from public domain licenseVail Legacy Days pre-layoutThe 2023 D-Series winners, Army Mountaineers, and cadre from Fort Drum, New York, conduct pre… https://www.rawpixel.com/image/11071496/photo-image-people-mountain-public-domainFree Image from public domain licenseStream in Eldorado Canyon State Park in Boulder County, Colorado - Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/434645/free-photo-image-boulder-colorado-forestFree Image from public domain licenseMassive machinery at work in the open-pit Wyodak coal mine in the coal-rich Powder River Basin outside Gillette, Wyoming.… https://www.rawpixel.com/image/434368/free-photo-image-mine-coal-tractorFree 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/434466/wild-mustang-horsesFree Image from public domain licenseSkiing on Blacktail Deer Plateau. NPS / Neal Herbert. Original public domain image from Flickr https://www.rawpixel.com/image/4036965/photo-image-person-nature-skyFree Image from public domain licenseThe Remarkables . NZThe Remarkables are a mountain range and skifield in Otago in the South Island of New Zealand https://www.rawpixel.com/image/4022528/photo-image-shadows-tree-plantFree Image from public domain licenseLatino man backpack outdoors glasses. https://www.rawpixel.com/image/13238714/latino-man-backpack-outdoors-glassesView licenseScenic Railroad train, pulled by a vintage steam locomotive, chugs through the San Juan Mountains in the Colorado county of… https://www.rawpixel.com/image/434411/free-photo-image-train-railway-natureFree Image from public domain licenseScenic Railroad train, pulled by a vintage steam locomotive, chugs through the San Juan Mountains in the Colorado county of… https://www.rawpixel.com/image/434407/free-photo-image-trains-public-domain-locomotive-steam-trainFree Image from public domain licenseElks make themselves at home in the brush at the Woodlands at Fall River Suites mountain resort in Estes Park, a town on the… https://www.rawpixel.com/image/582551/carol-highsmiths-colorado-photographFree Image from public domain licenseFree person hiking in snow mountain photo, public domain sport CC0 image. https://www.rawpixel.com/image/5907421/photo-image-public-domain-nature-personFree 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 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 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/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/434393/free-photo-image-landscape-forest-yellowFree Image from public domain licenseColorado in America landscape panoramic outdoors. https://www.rawpixel.com/image/13206333/colorado-america-landscape-panoramic-outdoorsView licensePNG Colorado in America landscape panoramic outdoors. https://www.rawpixel.com/image/13251081/png-colorado-america-landscape-panoramic-outdoorsView 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 licenseHorowhenua Geological and Tararua Range (16 July 1938) by Leslie Adkin. https://www.rawpixel.com/image/13029888/horowhenua-geological-and-tararua-range-16-july-1938-leslie-adkinFree Image from public domain license