Last season, Facebook released data on the most popular Major League teams in every county, based on the number of likes of team pages. Here's a larger key:

There are some obvious regional powerhouses, but Yankee fans are everywhere. Florida! Virginia! North Carolina! New Mexico! Louisiana! Alaska! Hawaii! And as Darren Everson of The Wall Street Journal noted, three teams don't have a plurality of (Facebook) fans in any U.S. county: the New York Mets, Oakland A's, and Toronto Blue Jays.

The Afternoon Map is a semi-regular feature in which we post maps and infographics. In the afternoon. Semi-regularly.