Interesting Facts About the NFL
NFL News: Football Game Scores, Team Standings, and More
American football positions: a GQ guide to the NFL, British GQ
Week 5 Sunday was longest day of NFL football in last 50 years
NFL Scores, News & Stats, Latest NFL News
The History of Professional Football in America
Official Site of the National Football League
What Are the Positions in American Football?. Nike SI
The Roots of Samoans' Rise to Football Greatness, History