Orchideae–Denusblumen / A. Giltsch, gem from Kunstformen der Natur (1904) by Ernst Haeckel. Original from Library of… https://www.rawpixel.com/image/2268369/free-illustration-image-vintage-haeckel-orchidFree Image from public domain licenseWilliam Morris's Tulip and Willow (1875) famous artwork. Original from The Birmingham Museum. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/2468550/free-illustration-image-william-morris-pattern-art-nouveauFree Image from public domain licenseEglantier (wild rose) from La Plante et ses Applications ornementales (1896) illustrated by Maurice Pillard Verneuil.… https://www.rawpixel.com/image/2402643/free-illustration-image-art-deco-pattern-flowersFree Image from public domain licensePavot (poppy) from La Plante et ses Applications ornementales (1896) illustrated by Maurice Pillard Verneuil. Original from… https://www.rawpixel.com/image/2403972/free-illustration-image-pattern-art-nouveau-decoFree Image from public domain licenseLilas (Lilac) from La Plante et ses Applications ornementales (1896) illustrated by Maurice Pillard Verneuil. Original from… https://www.rawpixel.com/image/2419829/free-illustration-image-lilac-art-deco-patternFree Image from public domain licenseOiseaux et glycines, tenture. Lézards et lierre, bordure from L'animal dans la décoration (1897) illustrated… https://www.rawpixel.com/image/2053811/illustration-from-lanimal-dans-decorationFree Image from public domain licenseNaked man posing sexually. Male Nude (1880) by Gustav Klimt. Original from The Art Institute of Chicago. Digitally enhanced… https://www.rawpixel.com/image/2468821/free-illustration-image-klimt-naked-man-nude-maleFree Image from public domain licenseThe Fates: Study of the Lovers (1865) by Edward Burne-Jones. Original from The Birmingham Museum. Digitally enhanced by… https://www.rawpixel.com/image/2478882/free-illustration-image-love-man-and-woman-figure-artFree Image from public domain license