Manchester United is the most valuable franchise in sports at $2.23 billion, according to Forbes magazine's annual survey.
The English Premier League team, owned by the same American family that owns the NFL's Tampa Bay Buccaneers, is ranked on top thanks to lucrative global sponsorship deals.
Second is another soccer team, Real Madrid, at $1.88 billion. The New York Yankees and Dallas Cowboys are tied for third at $1.85 billion.
Rounding out the top five are the Washington Redskins at $1.56 billion.
The Los Angeles Dodgers and New England Patriots are tied for sixth at $1.40 billion, followed by FC Barcelona at $1.31 billion, the New York Giants at $1.30 billion, and Arsenal at 1.29 billion.