The Stanford Encyclopedia of Philosophy: a
terrific in-depth look at many philosophers and philosophical issues. Many of the entries
here might be considered "intermediate-level" or higher.
PhilosophyPages.com: a
good basic resource with a philosophical dictionary and some more in-depth papers on historical
philosophers and philosophies. By Garth Kemmerling.
The Philosophical Gourmet: a
highly contentious "ranking" of graduate philosophy departments, with some good information
about the prospects of graduate studies in Philosophy.