(UNDATED) - Facebook has taken a look at the top 25 college football teams and mapped out their fandom across the country.
Facebook said millions of college football fans use its social media site and are gearing up for the 2013 season.
The map to the right shows a breakdown of the fandom heading into the opening matchups.
Every parish in Louisiana favors LSU. Louisiana is one of 10 states with that distinction. Only one county in Texas favors TCU.