Through the arch way here, you can see the arena inside the colosseum. The huge amphitheater was built on the site of an artificial lake, part of Nero's huge park in the center of Rome. Games would be conducted between gladiator and gladiator or gladiator and wild animals for public entertainment when there was no TV or Video games.
Above the ground are four storeys, the upper storey contained seating for lower classes and women. The lowest storey was preserved for prominent citizens. Below the ground were rooms with mechanical devices and cages containing wild animals. The cages could be hoisted, enabling the animals to appear in the middle of the arena.
The Arch of Constantine is a triumphal arch, erected c. 315 CE to commemorate the triumph of Constantine I after his victory over Maxentius in the battle at the Milvian Bridge in 312 CE. The arch is located in the valley of the Colosseum, between the Palatine Hill and the Colosseum, along the road taken by the triumphal processions. The arch is the largest of only three such arches to survive in Rome today. The two others are the Arch of Titus and the Arch of Septimius Severus, both in the nearby Forum Romanum.
The tomb and mortal remains of the pope St. Leo the Great. Above the altar where he is buried, there is a majestic, high-relief marble portrait of Leo the Great as he met Attila the Hun, the scourge of god, near Mantua. The Pope's words were convincing, Attila was persuaded not to attack Rome. He told his troops that when the Pope spoke he saw the threatening figures of Peter and Paul with drawn swords before him. The sculpture was done by Alessandro Algradi (1595-1654) and is the only high relief of this type in the Basilica.
Altar of the Lie This altarpiece is a mosaic work representing The Punishment of the Couple Ananias and Saphira, from the original painting Cristoforo Roncalli (known as the "Pomarancio" of 1604. After lying to St Peter, Saphira fell to the ground before the Apostle; in the background two young men carry the dead body of her husband, Ananias.
Monument to Pope Pius VII was created by the Danish sculptor Thornwaldsen There is a statue on either side of the monument. Wisdom, crowned with an olive wreath and with an owl, symbol of Christian vigilance, at its feet, acquires knowledge from the Bible. Fortitude is dressed in a lion's skin and treads on a club. These are the two virtues that distinguished the troubled times of this pope's long reign.