NFL International Series: History of games outside America – NBC New York
49ers vs. Cardinals: Looking back at the first Mexico City matchup
Arizona Cardinals to play game in Mexico City in 2020
The brief history of NFL Mexico games
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How the NFL pulled off the first international regular-season game - ESPN
49ers won't play in international game in 2023
NFL International Series - Wikipedia
ESPN and ESPN Deportes to Present Monday Night Football from Estadio Azteca in Mexico City Featuring the San Francisco 49ers and Arizona Cardinals - ESPN Press Room U.S.
This Day in The Bay: The 49ers First International Game
49ers play Monday night in Mexico City [video]
Monday Night Football Heads to Mexico City Arizona Cardinals & San Francisco 49ers - Phoenix FM
Safety Robert Griffith running out on field with Mexican flag iconic moment of Cardinals' 31-14 win over 49ers in 2005