Quadcopter drone. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3286694/free-photo-image-drone-adventure-aircraftFree Image from public domain licenseLight bokeh. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3286395/free-photo-image-blur-background-light-sunlight-bokehFree Image from public domain licenseA low sunset is reflected in the rippled water of a lake, with gold and turquoise sky.. Original public domain image from… https://www.rawpixel.com/image/3287750/free-photo-image-beach-images-pictures-canal-cc0Free Image from public domain licenseSunrise over the North American prairies. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3338523/free-photo-image-cc0-creative-commonsFree Image from public domain licenseSan Juan Bautista in night sky. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3340931/free-photo-image-wilderness-building-cactusFree Image from public domain licenseSilhouette of plant in Karnataka, India during a light red hue sunset. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3292259/free-photo-image-cc0-creative-commonsFree Image from public domain licenseAn orange sky during sunrise while there is also the silhouette of a tree in front. Original public domain image from… https://www.rawpixel.com/image/3292940/free-photo-image-cc0-creative-commonsFree Image from public domain licenseLaguna de Raya. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3340606/free-photo-image-boat-cc0-creative-commonsFree Image from public domain licenseColours Of The Night. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3370888/free-photo-image-cc0-creative-commonsFree Image from public domain licenseI was out mowing, and looked up as the light was glowing. I had to run inside for my camera. The cloud layers and textures… https://www.rawpixel.com/image/3371384/free-photo-image-cc0-cloud-countrysideFree Image from public domain licensePuncak Guha, Indonesia. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3293156/free-photo-image-cc0-cliff-creative-commonsFree Image from public domain licenseA dark orange sunset over ocean waves at New Shoreham.. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3288618/free-photo-image-cc0-creative-commonsFree Image from public domain licenseSunset with sun in the clouds_Bozeman, MT 7/23/2008. Original public domain image from Flickr https://www.rawpixel.com/image/3335687/free-photo-image-cc0-clouds-creative-commonsFree Image from public domain licenseThe orange and blue sky over the lake at sunset. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3293946/free-photo-image-cc0-creative-commonsFree Image from public domain licenseI See Fire. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3370779/free-photo-image-architecture-automobile-buildingFree Image from public domain licenseRays of sunshine streaming out from behind a cloud at sunset. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3292155/free-photo-image-cc0-cloud-creative-commonsFree Image from public domain licenseRipples of orange and gold through clouds during sunset at Melrose.. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3295371/free-photo-image-cc0-creative-commonsFree Image from public domain licenseSamarkand sunset (20 May 2016 or before). Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3338560/free-photo-image-cc0-creative-commonsFree Image from public domain licenseRippled sand with pools of water reflect the moody pink sunset at a beach during dusk.. Original public domain image from… https://www.rawpixel.com/image/3299137/free-photo-image-cc0-creative-commonsFree Image from public domain licenseThis image was uploaded as part of Wiki Loves e-textbooks contest in Poland. Original public domain image from Wikimedia… https://www.rawpixel.com/image/3338785/free-photo-image-boat-sunrise-cc0Free Image from public domain licenseUluru silhouetted against the moon with a lone star during twilight. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3304891/free-photo-image-nature-astronomy-cc0Free Image from public domain license