Itaipu is a four movement symphonic cantata by Philip Glass. The composition was written in 1989, and pays homage to the world's largest hydroelectric dam, built on the Paraná River between Paraguay and Brazil. The text is written in Guaraní, with a translation by Daniela Thomas. It was commissioned by the Atlanta Symphony Orchestra and Chorus and was first performed on November 2, 1989.
The four movements are titled: