Pirenópolis, also known as Piri, is a historic municipality located in the Brazilian state of Goiás. It is known for its waterfalls and Portuguese colonial architecture, and a popular festival involving mounted horses called Festa do Divino Espírito Santo which takes place 45 days after Easter. Pirenópolis is located 120 km from Goiânia, the state capital, and 150 km from Brasília, the federal capital.