Porta Carmentalis. Rome. In ancient Roman religion Carmenta was a goddess of childbirth and prophecy, associated with technological innovation as well as the protection of mothers and children, and a patron of midwives. She was also said to have invented the Latin alphabet. The name Carmenta is derived from Latin carmen, meaning a magic spell, oracle or song, and also the root of the English word charm.
The Arch of Constantine - Rome - 315AD - extensive use of 'spolia' fragments of earlier monuments and buildings
La luna sul Foro romano
Porta Tiburtina (aka Porta San Lorenzo) - a gate in the Aurelian Walls of Rome, Italy
5 Travel Tips for Rome
Casina delle Civette, Rome - Five Pics & Tips for Rome
Porta San Sebastiano is the gate of the ancient Porta Appia in the Aurelian Walls.
Porta Celimontana, Roma, Italy
The Porta San Paolo (San Paolo Gate) is one of the southern gates in the 3rd-century Aurelian Walls of Rome, Italy. The Via Ostiense Museum (museo della Via Ostiense) is housed within the gatehouse. It is in the Ostiense quarter; just to the west is the Pyramid of Cestius, an Egyptian-style pyramid, and beyond that is the Protestant Cemetery. The original name of the gate was Porta Ostiensis