Since it spans the whole floor space there must be a massive cavity in there
this post was submitted on 25 Jan 2025
59 points (86.4% liked)
What is this thing?
5887 readers
97 users here now
Let us help you identify that mysterious object you’ve found.
Currently in CHALLENGE mode: If you've got something obscure knocking about, post a picture, and let's see how we do. Please prefix such posts with "CHALLENGE:" so we know we've got a fighting chance.
founded 2 years ago
MODERATORS
you are viewing a single comment's thread
view the rest of the comments
view the rest of the comments
Infrastructure, like air handling, electric, elevator system, etc.
That's just what the defenestrators want you to think