Downtown, Los Angeles, United States; optical-fiber cable 'sno-shoe'. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3289978/free-photo-image-banister-cable-cc0Free Image from public domain licenseDovestones Edge, Oldham, United Kingdom. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3295253/free-photo-image-cc0-creative-commonsFree Image from public domain licenseStage Design: Ringstadten Castle, for the Last Scene of Undine (1816) painting in high resolution by Karl Friedrich… https://www.rawpixel.com/image/7725650/image-art-public-domain-artworksFree Image from public domain licenseRed train at level crossing, red and white barrier, motion blur • public domain. Original public domain image from… https://www.rawpixel.com/image/3337970/free-photo-image-car-cc0-creative-commonsFree Image from public domain licenseClose-up of the definition of the word “focus” in a French dictionary. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3301781/free-photo-image-book-page-paperFree Image from public domain licenseRed and white car light trails on the road at night in Essex. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3301044/free-photo-image-asphalt-cc0-creative-commonsFree Image from public domain licenseBeautiful Flowers. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3372309/free-photo-image-blossom-cc0-creative-commonsFree Image from public domain licenseGradina Botanica, Bucharest. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3301209/free-photo-image-cc0-creative-commonsFree Image from public domain licenseA patch of yellow daffodils with raindrops on their petals. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3301960/free-photo-image-blossom-cc0-creative-commonsFree Image from public domain licenseA macro view of snow covered wheat.. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3297946/free-photo-image-cc0-creative-commonsFree Image from public domain licenseA stack of old books next to a vintage lamp. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3304480/free-photo-image-cc0-creative-commonsFree Image from public domain license