Dallas and Pittsburgh
They played each other twice in the superbowl in back to back years.
The answer is never...kinda. The SanFransico 49ers played SuperBowl XIX at Stanford Stadium and the LasAngeles Rams played Superbowl XIV at the Rosebowl. Both venues being in each teams hometown respectively.
Giants and Patriots play in the Superbowl
No.
The Pittsburgh Steelers and the Arizona Cardinals.
Yale and Harvard
Army/Navy
there are 28 sports in the olympics
Duke And North Carolina
Brazil played France in the 1998 final.
No. All current teams have played against each other at least once. Under the current scheduling formula, every team plays every other team at least once every four seasons.
There would be 55 games.