Rock paintings at the Great Gallery in Horseshoe Canyon. Original public domain image from Flickr https://www.rawpixel.com/image/4032990/photo-image-art-painting-public-domainFree Image from public domain licenseKeyhole Ruin, on Horse Creek in Canyonlands National Park. Original public domain image from Flickr https://www.rawpixel.com/image/8799550/photo-image-art-public-domain-mountainFree Image from public domain licenseScene in "The Doll House," a Very Remote Section of the Canyonlands, 05/1972. Original public domain image from Flickr https://www.rawpixel.com/image/8800032/photo-image-art-public-domain-mountainFree Image from public domain license