Cropped and relevelled from <a href="//commons.wikimedia.org/wiki/File:Mona_Lisa,_by_Leonardo_da_Vinci,_from_C2RMF.jpg" title="File:Mona Lisa, by Leonardo da Vinci, from C2RMF.jpg">File:Mona Lisa, by Leonardo da Vinci, from C2RMF.jpg</a>. Originally C2RMF: <a rel="nofollow" class="external text" href="http://web.archive.org/web/20120524155855/http://www.technologies.c2rmf.fr/imaging/showcase">Galerie de tableaux en très haute définition</a>: <a rel="nofollow" class="external text" href="http://www.technologies.c2rmf.fr/iipimage/showcase/zoom/cop29">image page</a>