Maps Mania: The Map of Football Fandom
Facebook map of MLB fandom
The only NFL fandom map that doesn't suck
Nate Silver maps college football geography
Super Monkey Ball Banana Mania, Super Monkey Ball Wiki
On the cool maps about baseball fandom - Junk Charts
Iowa Man Gets Save in Major League Pitching Debut in St. Louis
Maps Mania: The Map of Baseball Fandom
Fan Zone - University of Hartford Athletics
Underhand Serve, Marble Mania Wiki
Maps Mania: The Geography of Baseball