Hürth-Burbach, <a href="https://de.wikipedia.org/wiki/Kloster_Marienborn_(H%C3%BCrth-Burbach)" class="extiw" title="de:Kloster Marienborn (Hürth-Burbach)">Kloster Marienborn</a>, Torbogen von 1789
Willy Horsch
CC BY 2.5
<span class="int-own-work" lang="en">Own work</span>