A reveller dances the traditional frevo, an accelerated polka-like dance, during Recife's Carnival, in the northeastern state of Pernambuco, on March 6, 2011. Carnival is under way in Brazil with millions taking to the streets for days of rowdy, joyous parades and festivities, bringing the nation to a halt for its annual wild party, while Rio was preparing on Sunday to put on the climax to its Carnival celebrations: the extravagant and sensual parades famed the world over. AFP PHOTO/LEO CALDAS (Photo credit should read LEO CALDAS/AFP/Getty Images)
