Fall colors in the Adirondacks of northeastern New York, on October 12, 2019. Courtesy photo by Emily de Vinck. Original… https://www.rawpixel.com/image/3261275/free-photo-image-leaf-mapleFree Image from public domain licenseMoss on fallen tree in Northwestern Washington State, Aug 23, 2018. USDA Photo by David Kosling. Original public domain… https://www.rawpixel.com/image/3260975/free-photo-image-abies-conifer-firFree Image from public domain licenseWater texture, waves, beach scenery photo , free public domain CC0 image. https://www.rawpixel.com/image/5910832/photo-image-texture-public-domain-wavesFree Image from public domain licenseUSB power socket inside London Overground Bombardier Aventra 710 269. https://www.rawpixel.com/image/6076305/photo-image-phone-public-domain-computerFree Image from public domain licensePresident Trump's Trip AbroadA scene of St. Peter’s Basilica visited by President Donald Trump and First Lady Melania… https://www.rawpixel.com/image/4049915/photo-image-person-buildingFree Image from public domain licenseTwo flowering male catkins from a goat willow tree (Salix caprea). Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3339356/free-photo-image-botanical-bud-catkinsFree Image from public domain licenseSalvinia natans (L.) All. Jardin des Plantes de Paris. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3340661/free-photo-image-algae-animal-apiaceaeFree Image from public domain licenseWhite hardcover book sitting on the wooden table. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3297493/free-photo-image-cc0-creative-commonsFree Image from public domain licenseA view of TUPRAS Izmit Refinery from the bay. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3338529/free-photo-image-factory-pollution-building-cityFree Image from public domain licensePatent Drawing for the Duryea Road Vehicle, 06/11/1895 - 06/11/1895. Original public domain image from Flickr https://www.rawpixel.com/image/8802629/image-poster-vintage-photo-spiderFree Image from public domain licenseThe stars are actually pollen that shine in the light of my flash. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3371621/free-photo-image-amphibian-animal-blossomFree Image from public domain licenseBright day, but the colors still came out close to reality. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3371639/free-photo-image-abies-basin-cc0Free Image from public domain license