http://grad.icmc.usp.br/~cipriani/bighole.php?lang=en
Double click on where you are, it pops up a "Dig Here" link. Click that and this will show you where you would pop up.
You have the tune, but want to know the name? This service does that for you.
http://www.lifehacker.com/software/mobile-phone/name-that-tune-124939.php
And finally... someone has combined the census data with google maps. The concensus? You wish you were some place else.
http://65.39.85.13/google/
Just double click on a location and get the average stats with on 1/3/5 miles of that location.