I fund this through JWR's site. I think it's rather nifty, and it makes me want to try for General again so I can play too. If you are not a HAM or into digital communications what this map shows is a map of currently operating stations/operators and it shows who they are communicating with and the distances involved.
Here is the link: Display Reception Reports
If you would like more information about getting your own HAM License please click:
American Radio Relay League