This is a photo of onroerend <a href="https://en.wikipedia.org/wiki/National_Heritage_Site_(Belgium)" class="extiw" title="en:National Heritage Site (Belgium)">erfgoed</a> number
<a href="https://nl.wikipedia.org/wiki/User:Paul_Hermans" class="extiw" title="nl:User:Paul Hermans">Paul Hermans</a> at <a class="external text" href="https://nl.wikipedia.org">nl.wikipedia</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>