Maps and links to maps from I think everywhere. I first used this great library years ago. It still rocks.
Web Design Ledger, another excellent web design site, has a roundup of the 14 most useful web design cheat sheets. Some of these are worth printing out and wallpapering your office with:
There are others; check ‘em out.
Two competitors will swap a file back and forth in real-time, adding to and embellishing the work. Each artist gets fifteen minutes to complete a “volley” and then we post it to the site live. A third participant, a writer, provides play-by-play commentary on the action, as it happens. A match lasts for ten volleys and when it’s complete…
But I’m still agreeing with people who say the CS4 logo looks like a TV station’s (mentioned ~4:00 in):
Layer Tennis