The rules are simple, participants must come dressed as zombies - everything else depends on the imagination and creativity of the 'un-dead', which, at times, achieves amazing quality in their real-looking disguises.

Families, couples, friends and lone walkers are seen enjoying the sun in this globally celebrated event, which has now 'contagied' many other cities in Latin America.

november 5th is culture and science day and it is dedicated to the birth of brazilian statesman, jurist, essayist, and civil liberties leader rui barbosa de oliveira.