Drum Queen Raissa Oliveira of the Beija-flor samba school participates in the second night of the annual Carnival parade in Rio de Janeiro's Sambadrome, March 7, 2011.

Drum Queen Valesca Santos of the Porto da Pedra samba school participates in the second night of the annual Carnival parade in Rio de Janeiro's Sambadrome, March 7, 2011.

A Beija Flor samba school dancer performs while on a float at the Sambadrome during carnival celebrations in Rio de Janeiro, Brazil, early Tuesday March 8, 2011.

Revellers of the Mangueira samba school participate in the annual Carnival parade in Rio de Janeiro's Sambadrome March 6, 2011.