Find Cletus' House

People sometimes claim I must not have enough to do. Their main argument supporting that opinion? My surplus of Simpsons knowledge. I am here to tell you, gentle reader, that most of what I know about The Simpsons comes from:

• obsessively watching the show, even (or especially) in reruns, and
• snpp.com.

BUT NOW, I have a third item to add to the list:

• The Extremely Detailed Map of Springfield