This huge square also called as the "People's Square" used to be the gateway into Rome. In ancient times the Via Flaminia was one of the important road links to Rome and gave the visitors a direct entry into the Piazza Del Popolo. Assuming the place's significance and as a show of Roman greatness to the visitor's that would enter pope Pius IV commissioned architect Nanni di Baccio Bigio to build a huge gate called Porta Flaminia. There is also a tall obelisk constructed by Augustus. The square has been a center of many activities in Ancient Rome including public executions.