Online Radio Tuner
If you're not satisfied with what's available on the radio (and who is?), you'll be pleased to know that the Internet is bursting with free radio stations. Whether you're looking for jazz, classical, dance trance, alternative rock, or just about any other kind of music, you'll find a free radio station online for you.
How to find them all? With Online Radio Tuner. This shareware organizes radio stations in several dozen genres, and lets you listen to any with a click or two. It constantly updates its list, so you always have the latest stations. The player itself is small and unobtrusive, so it can sit off in the background while you listen.