I've been there and done that, but it's hard to make anything very practical with just what's there, so basically I added all the production facilities by extending it mostly longways in the same style, but it's a few years ago on a long-gone server and I don't seem to have any saved bps or screenshots ;_;

Section F is where aliens did sexual experiments on humans. It's best to leave that place alone.

...haha let the probing commence
....poor Butters from south park^^