One of the guns at <a href="https://nl.wikipedia.org/wiki/Fort_Liefkenshoek" class="extiw" title="nl:Fort Liefkenshoek">Fort Liefkenshoek</a>. The guns were cast on orders of Napoleon in in the Fonderie royale de canon-Liège between 1809 en 1812.
<a href="//commons.wikimedia.org/wiki/User:AdMeskens" class="mw-redirect" title="User:AdMeskens">Ad Meskens</a>
CC BY-SA 3.0
<span class="int-own-work" lang="en">Own work</span>