Si tu penses que c'est mieux, pas de problème, tu peux l'éditer ;)

Bonjour,
C'est une question à poser à la ville de Namur : https://chemins.be/photo/341183

Hello,
Indeed, it's a ditch and not a stream — it's been corrected.
Thanks for pointing it out!

https://www.aviation24.be/military-bases/florennes-air-base/foundation-stone-laid-for-the-new-f-35a-complex-in-florennes-belgian-air-force-base/

Hello!
The internet is full of information like this example, including 3D views and explanations of the budget and goals of these buildings.
If this information isn't public, why share so much of it?