With all the talk about Windows Azure and hosting your application in the “cloud”, it’s easy to forget that somewhere there’s a computer, or perhaps thousands, that are actually running your application.

There’s a fascinating write-up and photo series on CNET about the new Microsoft data center in Chicago.  Here are some of the cool facts I lifted from the article (with some help from Wolfram Alpha) followed by a video interview featuring Daniel Costello and Christian Belady of Microsoft.