Brazil Brazil’s Epic Carnival: Scenes from Rio’s Sambadrome Feb. 12, 2013 prev14 of 15next Pilar Olivares / REUTERSDrum queen Cris Vianna from Imperatriz Leopoldinense samba school participates during the annual Carnival parade in Rio de Janeiro's Sambadrome, Feb. 12, 2013. Share Read Later The revelers and costumes were out in full force during Rio de Janeiro’s annual carnaval.