20 sports franchises in the U.S.

Green Bay Packers

Detroit Lions

Chicago Bears

Indianapolis Colts

Miami Dolphins

Washington Redskins

Cleveland Browns

Pittsburgh Steelers

Houston Texans

Jacksonville Jaguars

Oakland Raiders

San Diego Chargers

Minnesota Vikings

Dallas Cowboys

Carolina Panthers

Tennessee Titans

Yukon Valley Miners

New York Giants

Atlanta Falcons

Tampa Bay Buccaneer

St.Louis Rams