Why Are There Toilets on My OpenSUSE Wallpaper?

First of all, the entire wallpaper is here:

On the right-hand side, there are these cool line-art cad drawing with Geeko in the middle. The problem is that these aren’t just just random lines nor are they circuits boards or anything like that. These are architectural blueprints. There are 5 full bathroom and a small piece of a 6th. There’s also a couple of conference rooms.

My proof:

Why do I care?

I think it’s hilarious. It’s a strange decision for a wallpaper and I bizarre easter egg to find.