President Jimmy Carter started the tradition of the White House hosting Super Bowl winners when the 1979 winners the Pittsburgh Steelers visited.
In 1967, Emlen Tunnell became the first African American inducted into the Hall of Fame. He spent his playing career at the New York Giants and Green Bay Packers.
Peyton Manning won the 2007 Super Bowl with the Indianapolis Colts and the 2016 Super Bowl with the Denver Broncos.
President Lyndon Johnson became the first sitting president to attend a game of football when he attended a pre-season Washington Redskins game in August 1966.
In 1972, the Miami Dolphins had the only 'perfect season' (where they won every single game) of any NFL team.
With a value of about $5.5 billion, the Dallas Cowboys are the wealthiest team in the NFL.
On October 22, 1939, NBC televised the first ever NFL game between the Brooklyn Dodgers and the Philadelphia Eagles. It went to about 500 televisions and the Dodgers won 23-14.
Although the Los Angeles Coliseum is the oldest actual stadium, built in 1923, Lambeau Field, home of the Green Bay Packers, is the oldest stadium built for NFL use.
In 1984, the Seahawks retired the number 12 shirt in honor of the '12th man', the fans themselves.
The first Super Bowl took place in January 1967 in Los Angeles. The Green Bay Packers beat the Kansas City Chiefs 35-10.