Oi Futuro, the avant-garde cultural foundation created by Telemar, Brazil's long-standing telephone company, showcases remarkable exhibitions of the work of both Brazilian and foreign artists. There is a small Telecommunications Museum, with a collection of old public telephones and mobile phones, as well as high-tech phone booths designed to provide sensory experiences. A cybercafe with a terrace on the top floor, as well as a cinema and two theatres.