[Untitled photo, possibly related to: World's largest open pit mine, Hull Rust Mahoning. Near Hibbing, Minnesota]. Sourced… https://www.rawpixel.com/image/12286574/photo-image-smoke-mountain-public-domainFree Image from public domain licenseSummit (vicinity), California. Going down the mountains on the Atchison, Topeka, and Santa Fe Railroad between Barstow and… https://www.rawpixel.com/image/12294124/photo-image-plant-sky-treeFree Image from public domain license[Untitled photo, possibly related to: Creede, Colorado. Lead and silver mining in a former "ghost town"]. Sourced from the… https://www.rawpixel.com/image/12297266/photo-image-sky-road-mountainFree Image from public domain license[Untitled photo, possibly related to: Summit (vicinity), California. Going down the mountains on the Atchison, Topeka, and… https://www.rawpixel.com/image/12293863/photo-image-sky-mountain-public-domainFree Image from public domain licenseKlondike (vicinity), California. Going around a curve on the Atchison, Topeka and Santa Fe Railroad between Needles and… https://www.rawpixel.com/image/12294111/photo-image-plant-sky-roadFree Image from public domain license[Untitled photo, possibly related to: Coal mine tipple, Caples, West Virginia]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12247946/photo-image-sky-tree-mountainFree Image from public domain license[Untitled photo, possibly related to: Lashing barges together on the Ohio River]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12296221/photo-image-person-sky-oceanFree Image from public domain licenseMorenci, Arizona. An ore train on its way to smelter from an open-pit cooper mine of the Phelps Dodge mining corporation.… https://www.rawpixel.com/image/12293250/photo-image-mountain-public-domain-natureFree Image from public domain license[Untitled photo, possibly related to: House stained by coal dust, Pursglove Mine, Scotts Run, West Virginia]. Sourced from… https://www.rawpixel.com/image/12256122/photo-image-plant-sky-treeFree Image from public domain license[Untitled photo, possibly related to: Company houses, coal mining section, Pursglove, Scotts Run, West Virginia]. Sourced… https://www.rawpixel.com/image/12249063/photo-image-sky-mountain-public-domainFree Image from public domain licenseA diesel freight train on the Atchison, Topeka and Santa Fe Railroad between Winslow and Seligman, Arizona going down the… https://www.rawpixel.com/image/12292963/photo-image-plant-person-skyFree Image from public domain license[Untitled photo, possibly related to: Summit (vicinity), California. Going down the mountains on the Atchison, Topeka, and… https://www.rawpixel.com/image/12292986/photo-image-sky-tree-mountainFree Image from public domain license[Untitled photo, possibly related to: Summit (vicinity), California. Going down the mountains on the Atchison, Topeka, and… https://www.rawpixel.com/image/12293845/photo-image-plant-sky-treeFree Image from public domain licenseThe Pittsburgh Crucible Steel Company of Midland, Pennsylvania. Sourced from the Library of Congress. https://www.rawpixel.com/image/12277796/photo-image-plant-person-skyFree Image from public domain license[Untitled photo, possibly related to: Bingham Canyon, Utah. Looking over the tops of cars loaded with ore at an open-pit… https://www.rawpixel.com/image/12295731/photo-image-plant-road-mountainFree Image from public domain license[Untitled photo, possibly related to: Bingham Canyon, Utah. Loading ore into car with a power shovel at an open-pit mine of… https://www.rawpixel.com/image/12295509/photo-image-person-mountain-public-domainFree Image from public domain license[Untitled photo, possibly related to: Summit (vicinity), California. Passing an eastbound passenger train, the Chief, while… https://www.rawpixel.com/image/12294110/photo-image-person-sky-mountainFree Image from public domain licenseGuanica, Puerto Rico (vicinity). Freight train used in hauling cane to the sugar mills from loading stations. Sourced from… https://www.rawpixel.com/image/12280927/photo-image-cow-person-horseFree Image from public domain license[Untitled photo, possibly related to: View of upper Mauch Chunk from East Mauch Chunk. In the background is Mount Pisgah and… https://www.rawpixel.com/image/12275462/photo-image-background-plant-smokeFree Image from public domain license[Untitled photo, possibly related to: Winona, Arizona. Passing another freight train in a siding along the Atchison, Topeka… https://www.rawpixel.com/image/12292290/photo-image-plant-person-skyFree Image from public domain licenseRailroad station of the D.& R.G.W. Railroad at Ouray, Colorado. This narrow gauge line formerly had passenger service but… https://www.rawpixel.com/image/12149096/image-plant-person-artFree Image from public domain license[Untitled photo, possibly related to: Coal cars in railroad yard at Williamson, West Virginia]. Sourced from the Library of… https://www.rawpixel.com/image/12256476/photo-image-mountain-public-domain-landscapeFree Image from public domain licenseCarrying water to one of the houses in abandoned mining community, Marine, West Virginia. Sourced from the Library of… https://www.rawpixel.com/image/12247811/photo-image-plant-person-skyFree Image from public domain license[Untitled photo, possibly related to: Diesel freight train on the Atchison, Topeka and Santa Fe Railroad between Winslow and… https://www.rawpixel.com/image/12292649/photo-image-cloud-sky-woodFree Image from public domain license