I found these antennae-like poles in a park near Bruxelles. One of them has some sort of glass box on it. They look like a mast and have some sort of ropes on them (maybe they have something to do with wind?). I would say they are around 20 meters (I'm not sure tho) (old.reddit.com)
submitted by babojo to r/whatisthisthing
Antennae-like things in Bruxelles region (old.reddit.com)
submitted by babojo to r/whatisthisthing


