Though Brazil's carnival will reach a fever pitch on Sunday with Rio's flamboyant float competition, Brazilians have already started banging drums, dancing and singing.
Revellers line up to get down at the Bola Petra street carnival in Rio de Janeiro.
This man proves that even if you wearing a frown, you can still have fun at carnival.
Brazilian academics argue that nakedness at carnival is about sensuality, not just sex.
The authorities in Rio expect nearly 700,000 tourists to attend this year's festivities, 30% of them from abroad.
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