Rock 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 licenseLawrence Argent's "I See What You Mean," a giant blue bruin peeking into the Denver Convention Center in downtown Denver.… https://www.rawpixel.com/image/582525/carol-highsmiths-colorado-photographFree Image from public domain licenseJonathan Borofsky's sculpture, "The Dancers," outside the Center for the Performing Arts in Denver. Original image from… https://www.rawpixel.com/image/582498/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 Denver Public Library and surrounding Cultural Complex in downtown Denver. Original image from Carol M.… https://www.rawpixel.com/image/582511/carol-highsmiths-colorado-photographFree 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/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/434462/free-photo-image-winter-dog-dogs-chocolateFree 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 licenseThe Strater Hotel, opened in 1888 during a mining boom in Durango, Colorado. https://www.rawpixel.com/image/582503/carol-highsmiths-colorado-photographFree Image from public domain licenseSculptor Lawrence Argent's "I See What You Mean" big, blue bear peers into the Colorado Convention Center in Denver. https://www.rawpixel.com/image/2370982/photo-image-plant-person-artFree Image from public domain licenseColors of the illuminated Civic Center in downtown Denver mirror many of those in the fireworks overhead at the annual… https://www.rawpixel.com/image/582487/carol-highsmiths-colorado-photographFree Image from public domain licenseBeyond the Denver Museum of Nature and Science in this aerial view looms the Denver skyline. Original image from Carol M.… https://www.rawpixel.com/image/582516/carol-highsmiths-colorado-photographFree Image from public domain licenseDenver International Airport's peaked roof, outside Denver, Colorado, designed by Fentress Bradburn Architects.Original… https://www.rawpixel.com/image/422124/free-photo-image-tent-carol-highsmith-airportFree Image from public domain licenseDenver International Airport's peaked roof, outside Denver, Colorado, designed by Fentress Bradburn Architects.Original… https://www.rawpixel.com/image/422118/denver-international-airportFree Image from public domain licenseThe Frederic C. Hamilton Building in Denver, Colorado, holds the modern and contemporary art, African art and Oceanic art… https://www.rawpixel.com/image/582518/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/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 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 licenseColorado Rockies major-league baseball game at Coors Field in Denver, Colorado. Original image from Carol M.… https://www.rawpixel.com/image/3090938/free-photo-image-sport-baseball-americaFree Image from public domain licenseBrown bear, maybe smiling, at the Wild Animal Sanctuary, a 720-acre animal refuge housing more than 350 large animals near… https://www.rawpixel.com/image/582464/carol-highsmiths-colorado-photographFree Image from public domain licenseTiger at the Wild Animal Sanctuary, near Keenesburg, Colorado. Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/434652/free-photo-image-tiger-animal-carol-highsmithFree Image from public domain licenseTiger at the Wild Animal Sanctuary, near Keenesburg, Colorado. Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/434650/free-photo-image-tiger-animal-carol-highsmithFree Image from public domain licenseWolf on the run at the Wild Animal Sanctuary near Keenesburg, Colorado. Original image from Carol M. Highsmith’s… https://www.rawpixel.com/image/422116/free-photo-image-wolf-carol-highsmith-animal-sanctuaryFree Image from public domain licenseLone wolf at the Wild Animal Sanctuary near Keenesburg, Colorado. Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/422121/free-photo-image-wolf-animal-wolvesFree Image from public domain licenseBrown bear, baring his teeth, at the Wild Animal Sanctuary near Keenesburg, Colorado. Original image from Carol M.… https://www.rawpixel.com/image/422128/free-photo-image-bear-animal-grizzlyFree Image from public domain licenseLone wolf at the Wild Animal Sanctuary near Keenesburg, Colorado. Original image from Carol M. Highsmith’s America… https://www.rawpixel.com/image/422122/free-photo-image-wolf-animal-photographyFree Image from public domain licenseWolf in motion at the Wild Animal Sanctuary near Keenesburg, Colorado. Original image from Carol M. Highsmith’s… https://www.rawpixel.com/image/422119/free-photo-image-wolf-wild-animal-aloneFree Image from public domain licenseWolf on the run at the Wild Animal Sanctuary near Keenesburg, Colorado. Original image from Carol M. Highsmith’s… https://www.rawpixel.com/image/422120/free-photo-image-wolf-carol-highsmith-furFree 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/434402/free-photo-image-road-carol-highsmith-colorado-mountainsFree Image from public domain licenseLions in the grass at the Wild Animal Sanctuary near Keenesburg, Colorado. Original image from Carol M. Highsmith’s… https://www.rawpixel.com/image/422123/free-photo-image-lion-carol-highsmith-animalsFree Image from public domain licenseLions in the grass at the Wild Animal Sanctuary near Keenesburg, Colorado. Original image from Carol M. Highsmith’s… https://www.rawpixel.com/image/422117/free-photo-image-lion-animals-black-and-whiteFree Image from public domain licenseLions in the grass at the Wild Animal Sanctuary near Keenesburg, Colorado. Original image from Carol M. Highsmith’s… https://www.rawpixel.com/image/422129/wild-lionsFree Image from public domain licenseBig brown bear at the Wild Animal Sanctuary near Keenesburg, Colorado. Original image from Carol M. Highsmith’s… https://www.rawpixel.com/image/422125/free-photo-image-animal-bear-sanctuaryFree Image from public domain licenseThe golden-domed Colorado State Capitol Building in Denver. Original image from Carol M. Highsmith’s America, Library… https://www.rawpixel.com/image/3093679/free-photo-image-denver-colorado-america-architectureFree 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 licenseBig brown bear at the Wild Animal Sanctuary near Keenesburg, Colorado. Original image from Carol M. Highsmith’s… https://www.rawpixel.com/image/422127/free-photo-image-bear-animal-carol-highsmithFree 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 licenseChess meets modern art in Denver, Colorado's, 16th Street Pedestrian Mall. Original image from Carol M. Highsmith’s… https://www.rawpixel.com/image/582499/carol-highsmiths-colorado-photographFree Image from public domain licenseIn 2012, the U.S. state of Colorado legalized the sale of recreational marijuana. But if this Denver storefront's message is… https://www.rawpixel.com/image/582526/carol-highsmiths-colorado-photographFree Image from public domain licenseDenver City-County Building. Original image from Carol M. Highsmith’s America, Library of Congress collection.… https://www.rawpixel.com/image/421809/free-photo-image-library-congress-carol-highsmith-tourismFree 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 licenseAerial view of Denver, Colorado. Original image from Carol M. Highsmith’s America, Library of Congress collection.… https://www.rawpixel.com/image/3093661/free-photo-image-city-park-denver-aerial-view-americaFree 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 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 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 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 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 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 licenseLonghorn cattle attract a crowd at the National Western Stock Show's kickoff parade in downtown Denver, Colorado. Original… https://www.rawpixel.com/image/582538/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/434396/free-photo-image-yellow-mountains-fall-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/434400/free-photo-image-landscape-carol-highsmith-americaFree 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. 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/3093676/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 licenseAustralian horse trainer Dan James shows off his charges -- and his own equestrian skill -- at the Mexican Rodeo… https://www.rawpixel.com/image/582522/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 licenseHorses rest after a romp in the snow at the Midland Ranch, in the shadow of the Wind River Range of the Northern Rockies in… https://www.rawpixel.com/image/434445/free-photo-image-horses-america-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/434390/free-photo-image-carol-highsmith-forest-maroon-bells-coloradoFree 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/434421/free-photo-image-black-and-white-mountains-forestFree 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/434398/free-photo-image-america-public-domain-americasFree 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/434463/free-photo-image-carol-highsmith-mountain-aspenFree 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 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 licenseScott Stearman's "Ski Trooper" bronze sculpture in the ski-resort town of Vail, Colorado. https://www.rawpixel.com/image/582535/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 licenseRE/MAX real estate company, Denver, USA, 9 May 2015. Original public domain image from Flickr https://www.rawpixel.com/image/6111910/photo-image-public-domain-logo-businessFree Image from public domain licenseHorses enjoy a last few minutes outside their corral after returning from a romp in the snow at the Midland Ranch, in the… https://www.rawpixel.com/image/2370794/photo-image-horses-public-domain-americaFree Image from public domain licenseArtist and moldmaker John Billings works on the latest set of Grammy Award trophies, which he crafts in his Ridgway… https://www.rawpixel.com/image/582553/carol-highsmiths-colorado-photographFree 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 licenseU.S. Army Sgt. 1st Class Kevin Buckner, a search and extraction assistant team leader with the Chemical, Biological… https://www.rawpixel.com/image/3319063/free-photo-image-adventure-alloy-wheel-apparelFree Image from public domain licenseConey Island Dairyland, end detail, Route 285, Aspen Park, Colorado (1980) photography in high resolution by John Margolies.… https://www.rawpixel.com/image/3800023/photo-image-vintage-food-retroFree Image from public domain licenseOne of several four-legged residents of the Forever Home Donkey Rescue & Sanctuary, a private facility in the Cochise County… https://www.rawpixel.com/image/582307/carol-highsmiths-arizona-photographFree Image from public domain licenseA swimming pool and supply building made of huge shipping containers -- the kind piled high on seagoing vessels -- in the… https://www.rawpixel.com/image/2370940/photo-image-cloud-plant-treeFree 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 licenseAerial view of the Denver Civic Center. Original image from Carol M. Highsmith’s America, Library of Congress… https://www.rawpixel.com/image/3094350/free-photo-image-aerial-view-america-architectureFree Image from public domain licenseThe Rodeo Boot Company's Arthur Antonines steams and blocks hats -- both those for sale and those that attendees bring to be… https://www.rawpixel.com/image/2370972/photo-image-cowboy-hats-public-domain-americaFree Image from public domain licenseChuck-will's Widow from Birds of America (1827) by John James Audubon, etched by William Home Lizars. Original from… https://www.rawpixel.com/image/277186/free-illustration-image-audubon-audubon-america-birds-public-domain-birdFree Image from public domain licenseForest of aspens at Owl Creek Pass, 05/1972. Photographer: Norton, Boyd. Original public domain image from Flickr https://www.rawpixel.com/image/8799850/photo-image-plant-tree-public-domainFree Image from public domain licenseHistoric re-enactor Dave Johnston at South Park City Museum, a collection of historic buildings in Fairplay, Colorado. https://www.rawpixel.com/image/582531/carol-highsmiths-colorado-photographFree Image from public domain licenseBlack River Falls Oasis moose statue, Black River Falls, Wisconsin (1988) photography in high resolution by John Margolies.… https://www.rawpixel.com/image/3800162/photo-image-vintage-retro-waterFree Image from public domain licenseMoqui Indian Trading Post statue-sign, Route 40, Roosevelt, Utah (1991) photography in high resolution by John Margolies.… https://www.rawpixel.com/image/3799644/photo-image-art-vintage-retroFree Image from public domain license