Sir Lancelot Approaching the Castle of Astolat by Gustave Doré https://www.rawpixel.com/image/8970601/sir-lancelot-approaching-the-castle-astolat-gustave-doreFree Image from public domain licenseElaine "the Lily-maid of Astolat" by Julia Margaret Cameron https://www.rawpixel.com/image/14278737/elaine-the-lily-maid-astolat-julia-margaret-cameronFree Image from public domain licenseElaine "the Lily Maid of Astolat" by Julia Margaret Cameron https://www.rawpixel.com/image/14285979/elaine-the-lily-maid-astolat-julia-margaret-cameronFree Image from public domain license