São Paulo Gay Pride Parade
São Paulo LGBTQ Pride Parade (Portuguese: Parada do Orgulho LGBTQ de São Paulo) is an annual gay pride parade that has taken place in Avenida Paulista, in the city of São Paulo, Brazil, since 1997. It is listed by Guinness World Records as the world's largest Pride parade, starting in 2006 with 2.5 million people.
Source: Wikipedia — São Paulo Gay Pride Parade (CC BY-SA 4.0)