Merapi volcano, Java: three views. Lithographs by W.J. Gordon after P. van Oort and Q. Ver Huell. https://www.rawpixel.com/image/13954488/image-cloud-person-skyFree Image from public domain licenseDe inneming van een stad door Franse troepen (1801) by Dirk Langendijk https://www.rawpixel.com/image/13737487/inneming-van-een-stad-door-franse-troepen-1801-dirk-langendijkFree Image from public domain licenseCartoon cloud retro line illustration https://www.rawpixel.com/image/11536450/cartoon-cloud-retro-line-illustrationView license