Detail of the largely demolished 15th-century Koningskapel ("Chapelle Royale") on Vrijthof square in Maastricht, the Netherlands. The chapel, which was accessible only from the Basilica of Saint Servatius, was named after king Louis XI of France who provided funds for the building of the chapel.
<a href="//commons.wikimedia.org/wiki/User:Kleon3" title="User:Kleon3">Kleon3</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>