Wikimedia
Wikipedia: I Pod
A Wikipedia article on the iPod which contains background information on the iPod name, history, capabilities, design, use and models. The multiple generations of iPod are covered as is integration with iTunes.
Other
I Podlounge
iPodlounge is the "leading independent resource for all things iPod." Here you will find news, accessories, articles, free forums, galleries and software for the iPod. Many accessories are reviewed and given recommendation ratings.