like literally your doctor tells you to go to another building and to take the tunnel cause its faster and you end up in a literal backroom and depending on how new the construction is you will encounter all three pictured above in order

my favorite part of this post is most people in the notes are like yeah yeah scary underground tunnels under hospitals and universities we’ve all seen them but also there is a small group of people who never heard of these in their life and are very confused rn