View towards the south from the ruined keep of Lichtenberg Castle on Mount Saint Peter in Maastricht, the Netherlands. In the foreground the roofs of the Lichtenberg farmstead and the roof of an ENCI factory building; in the background the river Meuse towards Liège.
<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>