The ruins of this Roman temple dominate the small city in southern Lazio.

A medieval stronghold rising over the ruins of ancient Roman villas along Rome's southern coast.

Caligula's colossal pleasure ships, discovered by Mussolini only to be lost in flames.

Things seem to roll, flow and run uphill on this short patch of road near Ariccia, Italy.

The studio built by fascists in the hopes of "reviving the film industry" with the occasional propaganda film opportunity thrown in.

This beautiful park on the outskirts of Rome protects the ruins of two colossal ancient aqueducts.

2300-year-old Roman road connecting the empire.

Also known as the Square Colosseum, this building is a prime example of fascist-era rationalist architecture.

One of Catholicism's four major basilicas has a series of papal portraits that are said to predict the end of the world.

A statue representing a lost Roman profession that was vandalized for centuries.

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

Rome’s legendary peephole vista is also a former Crusader stronghold.

The final resting place of the poets Shelley and Keats.

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

An alchemist's “magic door” stands in the middle of a Roman park.

A sculpture serving as an homage to Pope John Paul II.

This hydrochronometer was invented by a Dominican monk and is a prime feature in this garden.

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

The spot where the fascist dictator made some of his most famous speeches including declaring war on Britain and France.

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

The yawning maw of this pagan visage is said to bite off the hands of liars.

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

The "Great Sewer" of ancient Rome is one of the oldest sewer systems in the world, and is still in use.

The only remaining arch of the oldest stone bridge in Rome stands in the middle of the Tiber.