According to local folklore, this Roman sepulcher was once a throne for the Devil.

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

Known for centuries as the famous Roman emperor's burial place, this monument is actually something else.

An abandoned 17th-century baroque hunting lodge with a wonderfully strange architectural plan.

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

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

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

The ruins of the largest gladiatorial school in Rome are largely hidden under modern streets.

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

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

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

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

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

The best preserved Paleochristian basilica in Rome hides a number of oddities and secrets.

A treasure trove of Renaissance-era funerary art in a Roman church built on top of Nero's grave.

This hill made entirely of ancient Roman jars was simply a garbage dump to the people of the time.

A magnificent waterfall is also home to the remains of a Roman hydraulic engineering system.

A mysterious chasm in the heart of the ancient Roman Forum, the Lacus Curtius was once believed to be a gateway to hell.

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

This Roman arch marks the location of an ancient gate at one of the Seven Hills of Rome.

Jesus' footprints and the first catacombs in the world.

2300-year-old Roman road connecting the empire.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.