The Círio de Nazaré is an annual religious festival held in Belém, Brazil, honoring Our Lady of Nazaré. It takes place on the second Sunday of October and attracts millions of pilgrims and tourists. The event features a large procession, where a statue of the Virgin Mary is carried through the streets, symbolizing faith and devotion. The festival has its origins in the 18th century and has grown into one of the largest religious celebrations in Brazil. Activities include masses, cultural events, and various community gatherings, reflecting the deep-rooted traditions of the local population and their connection to the Catholic Church.