Eruption of Mount Etna at night; people in a boat in the foreground. Aquatint by F. Weber after A. d'Anna, ca. 1820. https://www.rawpixel.com/image/13952460/image-cloud-people-fireFree Image from public domain licenseAn eruption of Mount Vesuvius at night; people watching the eruption in the foreground. Coloured aquatint by Fr. Weber after… https://www.rawpixel.com/image/13962541/image-person-art-fireFree Image from public domain license