Shunga album Bedroom pleasure (1840–1860) by anonymous. Original from The Rijksmuseum. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/843257/grey-carpet-designFree Image from public domain licenseTetragonia Crystallina (Diamond Tetragonia) from Histoire des Plantes Grasses (1799) by Pierre-Joseph Redouté.… https://www.rawpixel.com/image/2365413/free-illustration-image-cactus-diamond-botanicalFree Image from public domain license