The site where it is said to have been crucified St. Peter is mentioned in the first half of the ninth century the existence of a monastery. In 1472 completely dilapidated buildings were made to restore the monastery expanded and demolished old church. The project of new one is attributed by some to Baccio Pontelli, by others to Meo del Caprino. In 1876 convent was sold by State of Savoy to Spain, which still belongs, and from this designated as the seat of Royal Spanish Academy in Rome. Church is decorated with works of art of the sixteenth and seventeenth centuries. The first chapel to the right contains Flagellation and Transfiguration of Sebastiano del Piombo; the second has a fresco attributed to Pomarancio, some of the frescoes by Pinturicchio school and a Sibyl allegorical attributed to Baldassarre Peruzzi. Chapel of Mount contains frescoes by Giorgio Vasari. The altar is attributed to Giulio Mazzoni, while the tombs of Cardinal del Monte and Roberto Nobili are by Bartolomeo Ammannati. In the first courtyard of the convent there is the so-called Temple of Bramante, dating back to the early sixteenth century and considered by critics one of the best examples of Renaissance architecture. This is a small celebrating monument, raised and peripteral, dedicated to St. Peter's martyrdom. The temple has a cylindrical body dug by lightening niches and surrounded by Tuscan colonnade.