If you’re new to twitter then I probably should direct you to another post about what the site is about and what you can achieve with using the site. It’s much more than just finding out what everyone is having for lunch or dinner.
If you’re not new to twitter then you’re probably interested in finding some other great people to follow.
Fluent Simplicity has put together the Twitter Brand Index, quite a nice listing of companies, organizations, executives and politicians that are on twitter.
If you need some more twitter fodder to follow, just check out the Twitter Brand Index.