Pix! Let's see if BitcoinTalk craps on all of these. Or my webserver....
Edit: This isn't working well. You're all going to have to click for the pix.
Secret Data Centre Number 1DC1-1DC1-2DC1-3DC1-4DC1-5DC1-6Secret Data Centre Number 2DC2-1DC2-2The last of the BFL Singles:
DC2-3Waiting for the Moarchs. (Just two more weeks!)
DC2-4DC2-5It's a box of fans!
DC2-6DC2-7DC2-8All in all, about what you'd expect from a data centre (or two) built fast and cheap. Wire shelving, box fans, piles of power supply boxes stacked in the corners. Netbooks and network gear strewn about. Reasonably tame snarls of CAT-5 spaghetti.

What I was surprised by was the electrical stuff, which was all done "correctly" -- conduit for the cables, everything well attached, nothing warm to the touch. Lab_Rat indicated it had all been cleared by the building inspectors, and it looked it.
Not too exciting to look at pictures, but here they are!
grnbrg.