It was the first NFL stadium to use artificial turf.

Chicago is the largest city to have an NFL stadium.

Imagine for a moment that the atom is the size of a NFL stadium.

It is the only NFL stadium shared by two teams.

Arrowhead is considered by some to have had an influence on the design of several future NFL stadiums.

It is also the oldest continually operating NFL stadium.

It was a high school stadium, and had a capacity of only 5,000, relatively low for other NFL stadiums at the time.

It is the oldest NFL stadium currently in use.

Only a decade after its construction, it is now the eleventh oldest among current NFL stadiums.

There are only four older NFL stadiums which have not received major renovations.