Sé is the name of the most central borough in the city of São Paulo, in Brazil, divided in eight districts. The name comes from the presence of São Paulo Cathedral in the borough, and it is also the name of the central square. Also located in the Sé are the Pátio do Colégio, site of the foundation of the city in 1554, the São Paulo stock exchange, the mayor's palace and other historical buildings, including the Municipal Theater of São Paulo, the São Paulo Music Hall and the central railway Luz Station.