A reveller wears a mosquito net hat, as a satirical costume, during an annual block party in Olinda
A reveller wears a mosquito net hat, as a satirical costume, during an annual block party known as "enquanto isso na sala de justia" (Meanwhile, in the justice room), one of the many carnival parties taking place in the neighbourhood of Olinda, Brazil February 7, 2016. REUTERS/Ueslei Marcelino