Plan of the ground floor for the Nouveau <a href="https://en.wikipedia.org/wiki/Louvre_Palace" class="extiw" title="en:Louvre Palace">Louvre</a> by <a href="https://en.wikipedia.org/wiki/Louis_Visconti" class="extiw" title="en:Louis Visconti">L. Visconti</a>, with the Aile Napoléon marked in yellow
<bdi><a href="https://en.wikipedia.org/wiki/en:Louis_Visconti" class="extiw" title="w:en:Louis Visconti"><span title="French architect">Louis Visconti</span></a>
</bdi>
The image was converted to grayscale, light levels adjusted, and cropped, and the Aile Napoléon marked in yellow.