What appears to be an ancient Roman temple is actually a Catholic church.

This Neolithic passage tomb forms part of a World Heritage Site.

A rare example of a medieval house in Rome adorned with a melancholic inscription.

This small Roman arch was transformed into a dwelling by the founder of the Trinitarian Order.

This small church was constructed over the ruins of three temples dating to the Roman Republic.

These ancient ruins hide in plain sight next to a dessert shop.

This gallery commissioned by Cardinal Spada is known for its magnificent optical illusion.

A special area of the National Archaeological Museum of Naples is located inside a metro station.

An ancient Egyptian obelisk is now used to commemorate fallen Italian soldiers.

A popular legend claims that the famous pizza was invented at a restaurant in this alley.

This church is dedicated to the patron saint of seafarers.

This ancient market is often referred to as the oldest shopping mall in the world.

This ancient Roman bridge was a key feature of the ancient Via Salaria road.

This large, circular tomb is the final resting place of the first emperor of Rome.

A monumental fountain in Rome features a large statue of Moses that has been criticized for centuries.

An ancient Roman temple first dedicated to an emperor's wife is now a church.

Designed as a labyrinth, this subterranean prison was crafted without bars or doors.

This is the oldest Roman-made bridge in the city still existing in its original state.

These hut foundations are believed to be the residence of Romulus, founder of Rome.

This curious, round temple is the oldest still-standing marble building in Rome.

This one-of-a-kind Roman arch is not actually dedicated to the god Janus.

The remains of this 2nd-century Roman temple are incorporated into a modern building.

This small, ancient Roman temple was once a church dedicated to the patron saint of penitents.

The ruins of this temple were later chosen by Pope Celestine V to found an abbey and a hermitage.