An encampment on the Nile. Watercolour by Dudley Hardy, 1917. https://www.rawpixel.com/image/13952140/encampment-the-nile-watercolour-dudley-hardy-1917Free Image from public domain licenseJewelry Designs in Gold, Diamonds and Other Precious Stones, Plate 7 from 'L'Art de la Bijouterie' https://www.rawpixel.com/image/9086535/photo-image-background-paper-artFree Image from public domain licenseA Volcano in Auvergne by Amantine Aurore Lucile Dupin baronne Dudevant George Sand https://www.rawpixel.com/image/14264237/image-background-paper-heartFree Image from public domain licenseYoung Girl on the Beach. Original public domain image from Saint Louis Art Museum. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/9851566/image-person-art-vintageFree Image from public domain licenseLow Tide at Pourville, near Dieppe (1882) by Claude Monet. Original from The Cleveland Museum of Art. Digitally enhanced by… https://www.rawpixel.com/image/930541/low-tide-pourville-near-dieppe-monetFree Image from public domain licenseGreat Barrier Reef Echinoderms from The Great Barrier Reef of Australia (1893) by William Saville-Kent (1845-1908). https://www.rawpixel.com/image/414424/free-illustration-image-coral-fish-reefFree Image from public domain licenseDesign for Wallpaper or Panel (?) with an Orientalist Motif with Three Phoenix-Like Exotic Birds with Colorful Feathers and… https://www.rawpixel.com/image/12490657/image-wallpaper-roses-paperFree Image from public domain license