Well, for one, the Ironworks Gaming mainpage (
http://www.tgeweb.com/ironworks/index.shtml). Ironworks Gaming is a site dedicated to many CRPG's and has different sections for them, that cover almost any aspect of the game you could think of. And one of their sections includes Wizards and Warriors, which has some pretty detailed walkthroughs. This forum is just another area of that page.
Otherwise, I would say go to
http://www.gamefaqs.com or
http://sages.ign.com, or
http://www.rpgamer.com, or any of the other numerous game faq databases. (GameFAQS is my favorite)