The Waterfall of Velino Near Terni, Rome by Friedrich-Wilhelm Gmelin https://www.rawpixel.com/image/8995735/the-waterfall-velino-near-terni-rome-friedrich-wilhelm-gmelinFree Image from public domain licenseCross 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 licenseGeography: Genesee River Falls, Rochester, seen from a distance. Coloured engraving, 1837, by J. Cousen after W. H. Bartlett. https://www.rawpixel.com/image/13963032/image-plant-person-artFree Image from public domain licenseRotary saw for sawing iron and steel. Gichner Iron Works, Washington, D.C.. Sourced from the Library of Congress. https://www.rawpixel.com/image/12239365/photo-image-person-technology-factoryFree Image from public domain license[Untitled photo, possibly related to: Tapping a furnace at the foundry of the Farrell-Binmingham Company, Ansonia… https://www.rawpixel.com/image/12239757/photo-image-face-person-lightFree Image from public domain licenseA woman watching a blurry train pass by via long exposure photography in São Paulo. Original public domain image from… https://www.rawpixel.com/image/3298772/free-photo-image-accessory-apparel-backFree Image from public domain licenseBarricades block of a busy city street market in downtown Japan. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3290342/free-photo-image-tokyo-architecture-2016Free Image from public domain licenseSutherland Fall (1888) by Burton Brothers and George Moodie. https://www.rawpixel.com/image/13029420/sutherland-fall-1888-burton-brothers-and-george-moodieFree Image from public domain licenseA blue train car blurring past briefly framing a person waiting. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3295424/free-photo-image-blur-motion-background-diner-trainFree Image from public domain licenseEquipment Specialist Scott Sakayeda in the shop at the National Technology and Development Program (NTDP), in San Dimas… https://www.rawpixel.com/image/11073072/photo-image-face-person-forestFree Image from public domain licenseVernal Fall, 350 ft., Yo-Semite Valley, Cal. by C L Weed and Eadweard J Muybridge https://www.rawpixel.com/image/14254730/photo-image-person-water-public-domainFree Image from public domain licenseUnited States Department of Agriculture, Research, Education, and Economics Resources Under Secretary Dr. Chavonda Jacobs… https://www.rawpixel.com/image/11071478/photo-image-person-public-domain-foodFree Image from public domain licenseHowick Falls, South Africa: a waterfall in Natal of height 865 feet. Woodburytype, 1888, after a photograph by Robert Harris. https://www.rawpixel.com/image/13953943/photo-image-plant-person-treeFree Image from public domain licenseA classy shot of a city road in grey and red, with subtle red light trails. Original public domain image from Wikimedia… https://www.rawpixel.com/image/3291968/free-photo-image-blur-city-alloy-wheel-architectureFree Image from public domain licenseNapier-Taupo trip (18 February 1913 - 4 March 1913) by Leslie Adkin. https://www.rawpixel.com/image/13029065/napier-taupo-trip-18-february-1913-march-1913-leslie-adkinFree Image from public domain licenseInside a bright metro tunnel with escalators. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3295013/free-photo-image-apparel-banister-blur-backgroundFree Image from public domain licenseEquipment Specialist Scott Sakayeda in the shop at the National Technology and Development Program (NTDP), in San Dimas… https://www.rawpixel.com/image/11071844/photo-image-hand-person-forestFree Image from public domain licenseBowen Fall (540 ft.) Milford Sound (1800s) by Burton Brothers. https://www.rawpixel.com/image/13028021/bowen-fall-540-ft-milford-sound-1800s-burton-brothersFree Image from public domain licenseWaikaremoana, January 1936 trip : Waterfalls by J W Chapman Taylor. https://www.rawpixel.com/image/13031188/waikaremoana-january-1936-trip-waterfalls-chapman-taylorFree Image from public domain licenseKakahi Fall near Tawhata, Wanganui River (18 May 1885) by Burton Brothers and Alfred Burton. https://www.rawpixel.com/image/13028128/image-plant-person-treeFree Image from public domain licenseNihotapu Fall, Waitakerei, Auckland (circa 1878) by Burton Brothers. https://www.rawpixel.com/image/13028700/nihotapu-fall-waitakerei-auckland-circa-1878-burton-brothersFree Image from public domain licenseGezicht op de Niagarawatervallen met op de achtergrond gebouwen (c. 1880 - c. 1900) by anonymous https://www.rawpixel.com/image/13757129/photo-image-paper-plant-personFree Image from public domain licenseThe Montmorency Falls, Quebec, Canada. Photograph, ca. 1880. https://www.rawpixel.com/image/14017523/the-montmorency-falls-quebec-canada-photograph-ca-1880Free Image from public domain licenseHamilton holiday (14 November 1953-18 November 1953) by Leslie Adkin. https://www.rawpixel.com/image/13027602/hamilton-holiday-14-november-1953-18-november-1953-leslie-adkinFree Image from public domain licenseUmbilo Falls, South Africa: waterfalls near Durban. Woodburytype, 1888, after a photograph by Robert Harris. https://www.rawpixel.com/image/14006178/photo-image-plant-person-treeFree Image from public domain licenseNiagara Falls: the American Falls; a rowing boat in the foreground. Photograph, ca. 1880. https://www.rawpixel.com/image/13991783/photo-image-cloud-plant-personFree Image from public domain licenseFontein naar ontwerp van Jeppe Hein in de tuin (2013) by Rik Klein Gotink https://www.rawpixel.com/image/13753033/fontein-naar-ontwerp-van-jeppe-hein-tuin-2013-rik-klein-gotinkFree Image from public domain license