|This article does not cite any references or sources. (December 2009)|
Carnival Blocks or Blocos are the street bands and groups that are the main popular expression in Brazilian Carnival in Brazil. These parades fall under the term "street carnival", a term that still includes the bandstands and parades at Avenida Rio Branco in Rio de Janeiro, and happen during a period of about one month (beginning before and finishing after Carnival). It´s also common to find carnival block during carnival of Recife and Olinda, such as Galo da Madrugada, named in the The Guinness Book of World Records the biggest carnival parade in the the world.
In Rio de Janeiro
Galo da Madrugada is the largest Carnival block. It is named in the The Guinness Book of World Records the biggest carnival parade in the the world, considering the number of participants. Besides Galo da Madrugada, thousands of others carnival blocks with sizes ranging from few hundred to millions of people show up in the streets to celebrate Carnival such as "Virgens", "Eu acho é pouco" or "Segura o Talo" .