Wing of the Knappenaltar (altar of the miners). The wings were stolen in 1987, confiscated in 2017, and returned after… https://www.rawpixel.com/image/7666958/image-art-vintage-public-domainFree Image from public domain licenseVeazie's Point, Mt. Desert, Me. [now called Acadia National Park, Maine] by Bryant Bradley https://www.rawpixel.com/image/14288662/photo-image-art-water-public-domainFree Image from public domain license"View of a part of the city of Santo Salvador and its land as seen from the Fort of Barballio". Panoramic painting in… https://www.rawpixel.com/image/7659067/image-watercolor-public-domain-mapFree Image from public domain licenseA skeleton dressed as a cowboy. Lithograph by L. Crusius, 1899. https://www.rawpixel.com/image/13964421/skeleton-dressed-cowboy-lithograph-crusius-1899Free Image from public domain licenseFree ombre watercolor texture image, public domain texture CC0 photo. https://www.rawpixel.com/image/5924272/photo-image-texture-watercolour-public-domainFree Image from public domain licenseAstrology: various constellations. Coloured engraving by S. Hall. https://www.rawpixel.com/image/13970668/astrology-various-constellations-coloured-engraving-hallFree Image from public domain licenseDe Nieuwe Lichttoren van Poeloe-Bras, Sumatra (1875 - 1876) by C D Wulf https://www.rawpixel.com/image/13753346/nieuwe-lichttoren-van-poeloe-bras-sumatra-1875-1876-wulfFree Image from public domain licenseSix different specimen of the Madagacan lemur (indri) shown in its natural habitat. Coloured etching by S. Milne. https://www.rawpixel.com/image/13965224/image-cartoon-art-kangarooFree Image from public domain licenseBirth of a baby: five figures, showing the process of delivery. Colour lithograph, 1850/1910. https://www.rawpixel.com/image/13964024/image-cartoon-face-personFree Image from public domain licenseA Chinese man with a knife trying to kill a young sailor on a ship. Drawing by W. E. Wigfull, 1908. https://www.rawpixel.com/image/13967133/image-cartoon-person-artFree Image from public domain licenseManitou House, Manitou, Colorado by William Henry Jackson https://www.rawpixel.com/image/14293543/manitou-house-manitou-colorado-william-henry-jacksonFree Image from public domain licenseRoyal Arches and Washington Columns. by Charles Bierstadt https://www.rawpixel.com/image/14288428/royal-arches-and-washington-columns-charles-bierstadtFree Image from public domain licenseIce Bridge and Horse Shoe Fall. [Niagara Falls, New York] by George E Curtis https://www.rawpixel.com/image/14289646/ice-bridge-and-horse-shoe-fall-niagara-falls-new-york-george-curtisFree Image from public domain licenseMount Kearsarge from Sunset Hill. [White Mountain] by John B Heywood https://www.rawpixel.com/image/14292612/mount-kearsarge-from-sunset-hill-white-mountain-john-heywoodFree Image from public domain licenseVisit to Wallace CollectionSecretary of State Oliver Dowden visits the Wallace Collection in Central London. Photo by Jake… https://www.rawpixel.com/image/9653761/image-face-person-artFree Image from public domain license"Queenstown, Upper Canada on the Niagara" [Now known as Queenston, Ontario] by Edward Walsh. Image dates from between 1803… https://www.rawpixel.com/image/7666812/image-art-vintage-public-domainFree Image from public domain licenseWindsor Castle - from the Thames. by George Washington Wilson https://www.rawpixel.com/image/14300752/windsor-castle-from-the-thames-george-washington-wilsonFree Image from public domain licenseA Japanese plant (muku): branch with leaves. Coloured pen drawing by S. Kawano. https://www.rawpixel.com/image/13967238/japanese-plant-muku-branch-with-leaves-coloured-pen-drawing-kawanoFree Image from public domain licenseHydraulics: various designs for pumps. Engraving by A. Bell. https://www.rawpixel.com/image/13964598/hydraulics-various-designs-for-pumps-engraving-bellFree Image from public domain licenseMirror View, Yosemite Valley, Mariposa County, Cal. by Carleton Watkins https://www.rawpixel.com/image/14300909/mirror-view-yosemite-valley-mariposa-county-cal-carleton-watkinsFree Image from public domain licenseSouth Dome from Glacier Point [Yosemite, California] by A J Russell https://www.rawpixel.com/image/14304793/south-dome-from-glacier-point-yosemite-california-russellFree Image from public domain licenseLeg and foot with extensive keloid growths in the cicatrices following a burn https://www.rawpixel.com/image/14005204/leg-and-foot-with-extensive-keloid-growths-the-cicatrices-following-burnFree Image from public domain licenseAn Evening Scene Among the Wild Buffaloes. by Norman A Forsyth https://www.rawpixel.com/image/14299450/evening-scene-among-the-wild-buffaloes-norman-forsythFree Image from public domain licenseKapelle am Newski-Prospect, Inneres 1. [Ansichten von St. Petersburg.] by L Gothe https://www.rawpixel.com/image/14293525/photo-image-church-art-public-domainFree Image from public domain licenseLetter Z (c. 1600 - c. 1699) by anonymous, anonymous and anonymous https://www.rawpixel.com/image/13756642/letter-c-1600-1699-anonymous-anonymous-and-anonymousFree Image from public domain license