The Clssico dos Milhes (English: Derby of Millions) is the name given to Flamengo and Vasco da Gama association football derby, both teams from the city of Rio de Janeiro, Brazil. Considered as one of the most fiercely contested derbies in Brazilian football, both in historic rivalry and in popularity.

The Mega-Sena is the largest lottery in Brazil, organised by the Caixa Econmica Federal bank since March 1996.