The BYU Hundred Hour Board is, in my opinion, one of those gems of the internet. Visit their site, ask any question you like, and within 100 hours (usually) they will post the question and answer to their website. Depending on the nature of the question, the answers are often well-researched, usually with contributions from more than one member of the 100 Hour Board staff, and are frequently witty and clever.
They have archives going back to 2003, although the board has been around since before 1996.
Here are some of my favorites: