Eastern Tiger Swallowtail (Papilio Turnus). Digitally enhanced from our own publication of Moths and Butterflies of the… https://www.rawpixel.com/image/403503/free-illustration-image-butterfly-tiger-vintageFree Image from public domain licenseWestern Blue Flag (Iris missouriensis) (1933) by Mary Vaux Walcott. Original from The Smithsonian. Digitally enhanced by… https://www.rawpixel.com/image/2608049/free-illustration-image-iris-flower-blueFree Image from public domain licenseRed Throat Black Spotted or Rocky Mountain Trout. Digitally enhanced from our own 1913 Portfolio Edition of Game Birds and… https://www.rawpixel.com/image/266351/free-illustration-image-trout-denton-fishFree Image from public domain licenseTigers by Mountain Streams (1892-1895) by Kishi Chikudō. Original public domain image from The Minneapolis Institute of Art.… https://www.rawpixel.com/image/7661054/image-art-vintage-goldFree Image from public domain licenseRocky Mountain Sheep (Ovis montana) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321830/free-illustration-image-sheep-audubon-vintage-mountainFree Image from public domain licenseNorman’s Dart (Agrotis normaniana). Digitally enhanced from our own publication of Moths and butterflies of the… https://www.rawpixel.com/image/403558/free-illustration-image-butterflies-1900s-public-domainFree Image from public domain licenseRocky Mountain Goat (Capra Americana) from the viviparous quadrupeds of North America (1845) illustrated by John Woodhouse… https://www.rawpixel.com/image/321813/free-illustration-image-audubon-goat-mountainFree Image from public domain licenseGortyna nitela. Digitally enhanced from our own publication of Moths and butterflies of the United States (1900) by Sherman… https://www.rawpixel.com/image/403554/free-illustration-image-butterflies-moth-dentonFree Image from public domain licenseGramatophora trisignata. Digitally enhanced from our own publication of Moths and butterflies of the United States (1900)… https://www.rawpixel.com/image/403561/free-illustration-image-antique-insects-insect-1900sFree Image from public domain licenseTigers by Mountain Streams (1892-1895) by Kishi Chikudō. Original public domain image from The Minneapolis Institute of Art.… https://www.rawpixel.com/image/7720143/image-art-vintage-goldFree Image from public domain licenseVarious Forms of Plume Moths. Digitally enhanced from our own publication of Moths and butterflies of the United States… https://www.rawpixel.com/image/403524/free-illustration-image-butterflies-animal-1900sFree Image from public domain licenseIllustration of Sleepy Underwing https://www.rawpixel.com/image/521023/premium-illustration-vector-moth-vintage-mountain-butterflyView licenseSevern River Flying Squirrel (Pteromys sabrinus) and Rocky Mountain Squirrel (Pteromys alpinus) from the viviparous… https://www.rawpixel.com/image/321814/free-illustration-image-squirrel-audubon-flyingFree Image from public domain licenseKustlandschap te Corsica (1828 - 1892) by Charles William Meredith van de Velde https://www.rawpixel.com/image/13735733/kustlandschap-corsica-1828-1892-charles-william-meredith-van-veldeFree Image from public domain licenseMountain painting car outdoors. https://www.rawpixel.com/image/12228097/image-background-textures-paperView licenseA Successful Hunt by Henry François Farny (American (born France), Ribeauvillé 1847–1916 Cincinnati… https://www.rawpixel.com/image/9086438/image-native-american-snow-horseFree Image from public domain licenseThe Utah Farmer - Devoted to Agriculture in the Rocky Mountain Region (1915) vintage illustration by Utah State Agricultural… https://www.rawpixel.com/image/11493530/image-cow-people-artFree Image from public domain licenseLarva of Saturnia io (Emperor Moth). Digitally enhanced from our own publication of Moths and butterflies of the United… https://www.rawpixel.com/image/403566/free-illustration-image-butterflies-antique-insectsFree Image from public domain licenseLarva of Gramatophora trisignata. Digitally enhanced from our own publication of Moths and butterflies of the United States… https://www.rawpixel.com/image/403562/free-illustration-image-butterflies-larva-1900sFree Image from public domain licenseWhite Plume Moth (Pterophorus pentadactylus). Digitally enhanced from our own publication of Moths and butterflies of the… https://www.rawpixel.com/image/403525/free-illustration-image-butterflies-1900s-public-domainFree Image from public domain licenseLarva and chrysalis of Papilio creshontes (Giant Swallowtail). Digitally enhanced from our own publication of Moths and… https://www.rawpixel.com/image/403601/free-illustration-image-insects-caterpillar-butterfliesFree Image from public domain licenseRocky Mountain Plover from Birds of America (1827) by John James Audubon, etched by William Home Lizars. Original from… https://www.rawpixel.com/image/277292/free-illustration-image-audubon-birds-america-public-domain-vintageFree Image from public domain licenseRocky Mountain Sheep illustration https://www.rawpixel.com/image/457945/free-illustration-vector-sheep-vintage-wild-animalView licensePainting flower field wilderness. https://www.rawpixel.com/image/13857164/painting-flower-field-wildernessView licenseBeach coast landscape outdoors. AI generated Image by rawpixel. https://www.rawpixel.com/image/13152959/beach-coast-landscape-outdoors-generated-image-rawpixelView licenseRocky Mountain Sheep illustration https://www.rawpixel.com/image/457949/free-illustration-vector-sheep-mountain-john-audubonView licenseLarvae of geometrid moths. Digitally enhanced from our own publication of Moths and butterflies of the United States (1900)… https://www.rawpixel.com/image/403541/free-illustration-image-vintage-bug-1900s-public-domainFree Image from public domain licenseHand drawn Missouri flag vector floral illustration, remixed from the artworks by Mary Vaux Walcott https://www.rawpixel.com/image/2671101/premium-illustration-vector-iris-art-artworkView licenseMountain tree wilderness landscape. AI generated Image by rawpixel. https://www.rawpixel.com/image/13153594/mountain-tree-wilderness-landscape-generated-image-rawpixelView licenseHorses vintage illustration. Remixed by rawpixel. https://www.rawpixel.com/image/11536583/image-cow-people-artView licenseRocky Mountain Sheep illustration https://www.rawpixel.com/image/457926/free-illustration-vector-montana-vintage-americaView licenseLarva of Apatura (Emperors). Digitally enhanced from our own publication of Moths and butterflies of the United States… https://www.rawpixel.com/image/403591/free-illustration-image-cocoon-pupa-butterflyFree Image from public domain licensePupae of Sphinx Moth. Digitally enhanced from our own publication of Moths and butterflies of the United States (1900) by… https://www.rawpixel.com/image/403583/free-illustration-image-cocoon-butterflyFree Image from public domain licenseWaterfall cliff landscape mountain. AI generated Image by rawpixel. https://www.rawpixel.com/image/13153581/waterfall-cliff-landscape-mountain-generated-image-rawpixelView licenseBackgrounds outdoors painting desert. 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Digitally enhanced from our own publication of Moths and butterflies of the United States (1900) by… https://www.rawpixel.com/image/403514/free-illustration-image-1900s-public-domain-20th-centuryFree Image from public domain licenseMountain outdoors painting nature. https://www.rawpixel.com/image/14185003/mountain-outdoors-painting-natureView licensePainting flower field landscape. https://www.rawpixel.com/image/13857142/painting-flower-field-landscapeView licensePainting waterfall landscape outdoors. https://www.rawpixel.com/image/13873613/painting-waterfall-landscape-outdoorsView licenseMountain wilderness landscape outdoors. https://www.rawpixel.com/image/13819004/mountain-wilderness-landscape-outdoorsView licenseRocky river landscape outdoors painting. https://www.rawpixel.com/image/13817501/rocky-river-landscape-outdoors-paintingView licenseLandscape mountain outdoors nature. https://www.rawpixel.com/image/13818998/landscape-mountain-outdoors-natureView licenseSmall mossy rocky stream green landscape outdoors. https://www.rawpixel.com/image/13803385/small-mossy-rocky-stream-green-landscape-outdoorsView licenseSmall rocky stream green vegetation landscape. https://www.rawpixel.com/image/13799568/small-rocky-stream-green-vegetation-landscapeView licenseIllustration of a rocky desert hill landscape painting flower. https://www.rawpixel.com/image/13644882/illustration-rocky-desert-hill-landscape-painting-flowerView licenseStone house on the rocky cliff painting night architecture. https://www.rawpixel.com/image/13344541/stone-house-the-rocky-cliff-painting-night-architectureView licenseLandscape painting rock vegetation. https://www.rawpixel.com/image/13342812/landscape-painting-rock-vegetationView licenseLandscape painting rock vegetation. https://www.rawpixel.com/image/13342811/landscape-painting-rock-vegetationView licenseLandscape painting rock promontory. https://www.rawpixel.com/image/13342810/landscape-painting-rock-promontoryView licenseLandscape painting rock vegetation. https://www.rawpixel.com/image/13343238/landscape-painting-rock-vegetationView licenseGezicht op de rotskust van Helgoland in de Noordzee (1889 - c. 1920) by anonymous, Photochrom Zürich and Photochrom Zürich https://www.rawpixel.com/image/13733945/image-paper-person-skyFree Image from public domain licenseBeach coast landscape outdoors. https://www.rawpixel.com/image/13295389/beach-coast-landscape-outdoorsView licenseMountain tree wilderness landscape. https://www.rawpixel.com/image/13295482/mountain-tree-wilderness-landscapeView licenseMountain tree sky wilderness. https://www.rawpixel.com/image/13295478/mountain-tree-sky-wildernessView licensePainting rock wilderness waterfall. 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Remixed by rawpixel. https://www.rawpixel.com/image/11536584/image-cow-people-artView licenseVintage Illustration of Rocky Mountain Sheep. https://www.rawpixel.com/image/457884/free-illustration-image-sheep-john-woodhouse-americaView licenseVolcanic eruption on a rocky planet mountain outdoors volcano. https://www.rawpixel.com/image/14854569/volcanic-eruption-rocky-planet-mountain-outdoors-volcanoView licenseVolcanic eruption on a rocky planet lava mountain outdoors. https://www.rawpixel.com/image/14854570/volcanic-eruption-rocky-planet-lava-mountain-outdoorsView licenseVolcanic eruption on a rocky planet lava mountain outdoors. https://www.rawpixel.com/image/14854572/volcanic-eruption-rocky-planet-lava-mountain-outdoorsView licenseVolcanic eruption on a rocky planet lava mountain outdoors. https://www.rawpixel.com/image/14854573/volcanic-eruption-rocky-planet-lava-mountain-outdoorsView licenseWaterfall in Rocky Landscape by Octavius Oakley (Artist (original)) https://www.rawpixel.com/image/9022287/waterfall-rocky-landscape-octavius-oakley-artist-originalFree Image from public domain licenseThe letter G nature mammal plant. https://www.rawpixel.com/image/14430845/the-letter-nature-mammal-plantView licenseScenery of rocky formations landscape astronomy universe. https://www.rawpixel.com/image/14482675/scenery-rocky-formations-landscape-astronomy-universeView licenseScenery of rocky formations sky landscape astronomy. https://www.rawpixel.com/image/14482679/scenery-rocky-formations-sky-landscape-astronomyView licenseScenery of rocky formations landscape astronomy panoramic. https://www.rawpixel.com/image/14482678/scenery-rocky-formations-landscape-astronomy-panoramicView licenseScenery of rocky formations astronomy outdoors scenery. https://www.rawpixel.com/image/14482672/scenery-rocky-formations-astronomy-outdoors-sceneryView licenseIreland landscape outdoors painting. https://www.rawpixel.com/image/14401413/ireland-landscape-outdoors-paintingView licenseRock backgrounds outdoors nature. https://www.rawpixel.com/image/14180493/rock-backgrounds-outdoors-natureView licenseArt outdoors painting nature. https://www.rawpixel.com/image/14185014/art-outdoors-painting-natureView licenseWilderness landscape mountain outdoors. https://www.rawpixel.com/image/14184996/wilderness-landscape-mountain-outdoorsView licenseLandscape outdoors painting nature. https://www.rawpixel.com/image/14184924/landscape-outdoors-painting-natureView license