check out this guys HT over at AVS.

The thread is 3 pages and has some interesting pics.
It starts out pretty clean looking but then evolves in to this.





It's also kind of cool because it is a rear projection theater. He has 3 subs along the back wall and two in the front. (i think the front subs are behind the screen in the projector room so I am not sure how that works)

I think this guy has way too much money!
http://www.avsforum.com/avs-vb/showthread.php?t=617451

-David