Fireworks celebration at Hungarian parliament, free public domain CC0 photo. https://www.rawpixel.com/image/5906138/photo-image-public-domain-celebration-fireworksFree Image from public domain licenseBeautiful nature, sky, sea, and space. Free public domain CC0 image https://www.rawpixel.com/image/6042590/photo-image-aesthetic-public-domain-natureFree Image from public domain licenseAncient fort castle building architecture photo, free public domain CC0 image. https://www.rawpixel.com/image/5901942/photo-image-public-domain-construction-freeFree Image from public domain licenseOcean waves crashing shoreline, blue sea photo, free public domain CC0 image. https://www.rawpixel.com/image/5905941/photo-image-public-domain-blue-oceanFree Image from public domain licenseOcean waves crashing shoreline, blue sea photo, free public domain CC0 image. https://www.rawpixel.com/image/5905476/photo-image-public-domain-blue-oceanFree Image from public domain licenseYamaha FZR 600 sports motorcycle, location unknown, 22 June 2019. Original public domain image from Flickr https://www.rawpixel.com/image/6111853/photo-image-public-domain-freeFree Image from public domain license