This is very cool.

[HHDomains]

This has probably been posted before although I didn't see it in a search.

You can download a one week trial version of Google Earth professional, the exact same one that CNN is using to illustrate certain areas in New Orleans right now.

http://earth.google.com

 

[user-7256]

I'm pretty sure everyone knows about this, but thanks for sharing anyways.

There's a whole forum devoted to this at http://googleforums.org.