It's Mario's 30th birthday today!
The search giant Google is celebrating the 30th anniversary of Super Mario Bros. with an homage to the series. To check it out, just head on over to Google.com and type in "Super Mario Bros." and you'll be treated to a pleasant surprise.
A Question Box appears on the little fact panel at the right side of the page that you can click on for points.
It doesn't do anything besides make a cute sound and give you a coin, as far as I can tell. But hey, that's neat.