Palazzo Brera or Palazzo di Brera is a monumental palace in Milan, in Lombardy in northern Italy. It was a Jesuit college for two hundred years. It now houses several cultural institutions including the Accademia di Brera, the art academy of the city, and its gallery, the Pinacoteca di Brera; the Orto Botanico di Brera, a botanical garden; an observatory, the Osservatorio Astronomico di Brera; the Istituto Lombardo Accademia di Scienze e Lettere, a learned society; and an important library, the Biblioteca di Brera.