 Are you headed out to a Nats game today? Well, the most expensive beer in all of Major League Baseball can be found right here in D.C. A beer can run you as much as $15 at Nationals Park. That's according to a data that's out from Statista. That's about $4 more than the highest-priced beer at Fenway in Boston, Wrigley Field in Chicago, or Camden Yards up in Baltimore. At Coors Field in Colorado...