This structure does much of the legwork for future international growth. Once there’s proven interest, expanding further to add more international franchises becomes simpler, as the structure is already in place. This framework allows the NFL to expand more freely, adding new teams without reworking the entire system.

Pros: A rebuilt Camp Nou with a capacity of 104,000 would offer the NFL the chance to stage the biggest Super Bowl ever. The record attendance is 103,985 at the Rose Bowl in 1980. Like Madrid, Barcelona also brings global brand power. Mediterranean climate. The league has already spoken to Barcelona about a regular-season game.

Commissioner Roger Goodell said the NFL could hold a Super Bowl outside of the United States if the league expands to have an international team