Cleveland Browns Cleveland Stadium Cleveland, OH Capacity: 72,300 Opened: September 12, 1999  Cost: $290 Million http://www.clevelandbrowns.com

Cincinati Bengals Paul Brown Stadium Cincinnati, OH Capacity: 65,790 Opened: September 10, 2000 Cost: $450 Million http://www.bengals.com

Pittsburgh Steelers Heinz Field Pittsburgh, PA  Capacity: 65,050  Opened: October 7, 2001 Cost: $450 Million http://www.steelers.com

Baltimore Ravens M&T Bank Stadium Baltimore, MD  Capacity: 71,008  Opened: September 6, 1998 Cost: $200 Million http://www.baltimoreravens.com