Images of some of the great American footballers...Walter Payton; Jim Brown; Sammy Baugh; Johnny Olszewski; Johnny Unitas; Mike Stratton; Joe Namath; Dick Butkus; Chuck Foreman; Ken Stabler; Fred Biletnikoff; OJ Simpson; Dan Fouts; Fran Tarkenton; Jim Plunkett; Jim O'Brien; Dennis Brown; Art Monk; Barry Sanders; Gale Sayers; Floyd Little; Earl Campbell; Joe Montana; Dwight Clark; Thurman Thomas; Brian Piccolo; John Elway; Darryl Talley; Larry Csonka; Marion Motley; Emmitt Smith; Bo Jackson; Troy Aikman; Doug Williams; Franco Harris; Bob Kalsu; Pat Tillman.