Smoky skies and burned trees, Lionshead Fire, 9-20-2020. Original public domain image from Flickr https://www.rawpixel.com/image/4074937/photo-image-tree-plant-natureFree Image from public domain licenseTower Climbing Training. BLM employees participate in Tower Climbing Training. maintains about 600 antenna systems on towers… https://www.rawpixel.com/image/8742162/photo-image-public-domain-person-constructionFree Image from public domain licenseLas Vegas, Nevada. A mass of transmission towers and transformers redistributing power from Boulder Dam to Basic Magnesium… https://www.rawpixel.com/image/12297373/photo-image-sky-technology-public-domainFree Image from public domain license[Untitled photo, possibly related to: McCook, Illinois. The Atchison, Topeka, and Santa Fe Railroad between Chicago and… https://www.rawpixel.com/image/12290143/photo-image-sky-technology-public-domainFree Image from public domain licenseIrrigation well machinery on truck farm, Tom Green County, near San Angelo, Texas by Russell Lee https://www.rawpixel.com/image/12170457/image-plant-art-skyFree Image from public domain licenseA rain coming over the town of Ludlow, Vermont. Sourced from the Library of Congress. https://www.rawpixel.com/image/12277316/photo-image-cloud-plant-skyFree Image from public domain licenseNorris Dam, Tennessee. Tennessee Valley Authority. Transmission tower. Sourced from the Library of Congress. https://www.rawpixel.com/image/12340415/image-cloud-plant-skyFree Image from public domain license[Untitled photo, possibly related to: Las Vegas, Nevada. A crossroad sign reading "Victory Road," with buildings, storage… https://www.rawpixel.com/image/12297909/photo-image-background-plant-skyFree Image from public domain licenseOne of the substations supplying the enormous quantities of electric power needed in steel production. Clairton… https://www.rawpixel.com/image/12273781/photo-image-person-sky-technologyFree Image from public domain licenseTowers connecting with central tower from which material for construction of Shasta Dam is distributed. Shasta County… https://www.rawpixel.com/image/12149638/image-plant-art-skyFree Image from public domain licenseLas Vegas, Nevada. A mass of transmission towers and transformers redistributing power from Boulder Dam to Basic Magnesium… https://www.rawpixel.com/image/12298131/photo-image-sky-tree-technologyFree Image from public domain license[Untitled photo, possibly related to: Forest of oil derricks. Kigore, Texas] by Russell Lee https://www.rawpixel.com/image/12175241/image-art-sky-vintageFree Image from public domain licenseJoliet (vicinity), Illinois. Passing the eastbound streamliner "The Chief" of the Atchison, Topeka, and Santa Fe Railroad.… https://www.rawpixel.com/image/12290138/photo-image-sky-technology-public-domainFree Image from public domain license[Untitled photo, possibly related to: Las Vegas, Nevada. A mass of transmission towers and transformers redistributing power… https://www.rawpixel.com/image/12298140/photo-image-sky-technology-public-domainFree Image from public domain license[Untitled photo, possibly related to: Trapeze artists at the Rutland Fair, Vermont]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12281120/photo-image-cloud-plant-personFree Image from public domain licenseFramework being completed for fire lookout station on Oregon coast land use project. Sourced from the Library of Congress. https://www.rawpixel.com/image/12270779/photo-image-cloud-plant-fireFree Image from public domain license[Untitled photo, possibly related to: Norris Dam, Tennessee]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12252951/photo-image-plant-sky-treeFree Image from public domain licenseHousing alongisde electric railroad. Milwaukee, Wisconsin. Sourced from the Library of Congress. https://www.rawpixel.com/image/12268650/photo-image-cloud-person-skyFree Image from public domain licenseLandscape near Fort Kent, Maine. Off Route 11. Sourced from the Library of Congress. https://www.rawpixel.com/image/12279086/photo-image-cloud-plant-grassFree Image from public domain license[Untitled photo, possibly related to: Las Vegas, Nevada. A crossroad sign reading "Victory Road," with buildings, storage… https://www.rawpixel.com/image/12297914/photo-image-background-plant-skyFree Image from public domain licenseWheeler Dam, Alabama (TVA -Tennessee Valley Authority). Substation. Sourced from the Library of Congress. https://www.rawpixel.com/image/12300037/image-cloud-sky-technologyFree Image from public domain licenseLas Vegas, Nevada. A mass of transmission towers and transformers redistributing power from Boulder Dam to Basic Magnesium… https://www.rawpixel.com/image/12297607/photo-image-person-sky-technologyFree Image from public domain licenseLas Vegas, Nevada. Transmission towers and transformers redistributing power from Boulder Dam to Basic Magnesium… https://www.rawpixel.com/image/12297614/photo-image-sky-technology-public-domainFree Image from public domain license[Untitled photo, possibly related to: Greenville, South Carolina. Air Service Command. Men of the 1067th signal company of… https://www.rawpixel.com/image/12296064/photo-image-cloud-plant-personFree Image from public domain licenseLas Vegas, Nevada. A mass of transmission towers and transformers redistributing power from Boulder Dam to Basic Magnesium… https://www.rawpixel.com/image/12297907/photo-image-person-sky-technologyFree Image from public domain license[Untitled photo, possibly related to: Las Vegas, Nevada. A mass of transmission towers and transformers redistributing power… https://www.rawpixel.com/image/12298154/photo-image-sky-technology-public-domainFree Image from public domain licenseLas Vegas, Nevada. Transmission towers and transformers redistributing power from Boulder Dam to Basic Magnesium… https://www.rawpixel.com/image/12297608/photo-image-person-sky-technologyFree Image from public domain license