An artist performs on stilts at the "Loucura Suburbana," or Suburban Madness pre-Carnival parade, in Rio de Janeiro, Brazil.

Revelers and patients from the Nise de Silveira mental health institute take part in the "Loucura Suburbana," or Suburban Madness pre-Carnival block party, in Rio de Janeiro, Brazil.

A reveler dances with his handmade, life-size doll during the "Loucura Suburbana," or Suburban Madness pre-Carnival parade, in Rio de Janeiro, Brazil.

A reveler dressed as Dutch painter Vincent Van Gogh takes part in the "Loucura Suburbana," or Suburban Madness pre-Carnival parade, in Rio de Janeiro, Brazil.

Revelers wait for the start of the "Loucura Suburbana," or Suburban Madness pre-Carnival parade, in Rio de Janeiro, Brazil.

Raquel Poti performs on stilts at the "Loucura Suburbana," or Suburban Madness pre-Carnival parade, in Rio de Janeiro, Brazil.

A child coated in silver body paint, smiles during the "Loucura Suburbana," or Suburban Madness pre-Carnival parade, in Rio de Janeiro, Brazil.

A reveler takes part in the "Loucura Suburbana," or Suburban Madness pre-Carnival parade, in Rio de Janeiro, Brazil.