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Flamengo's fiercest and longest-standing rivalries are with the other "Big Four" of Rio de Janeiro: Fluminense, Botafogo and Vasco da Gama; as well as interstate rivalries with Atletico MG and Palmeiras.
Fla Flu (a truncation of Flamengo Fluminense) is an association football match between cross-town rivals Flamengo and Fluminense. Matches take place in the 78,000-seat Maracan Stadium, located near downtown Rio de Janeiro, in the city's Maracan district.