American football, referred to simply as football in the United States and Canada and also known as gridiron football, is a team sport played by two teams of eleven players on a rectangular field with
Larry Fitzgerald (in blue) catches a pass while Cortland Finnegan (in red) plays defense at the 2009 Pro Bowl.
Walter Camp, the "Father of American Football", in 1878 when Camp was captain of Yale University's football team
The dangers associated with the sport depicted in a 1908 cartoon by William Charles Morris
A quarterback for the Kiel Baltic Hurricanes in Germany under center and ready to take the snap
College football is gridiron football that is played by teams of amateur student-athletes at universities and colleges. It was through collegiate competition that gridiron football first gained popula
Navy fullback Adam Ballard (#22) rushes while being pursued by Army defenders Cason Shrode (#54) and Taylor Justice (#42) in the 2005 Army–Navy Game, a college football rivalry in the U.S.
The McGill vs. Harvard football game in Cambridge, Massachusetts in 1874; Harvard won 3–0.
A 1902 football game between the University of Minnesota and the University of Michigan