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

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

Ancient ruins hidden underneath a modern luxury hotel.

The first Russian Orthodox church in the Catholic city of Rome in almost a thousand years.

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

More sculpture than building, this architecturally significant temple was built on the spot of Saint Peter's crucifixion.

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

Architectural monsters are devouring this palace's every door and window.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

Rome's semi-secret peephole vista is also a former Crusader stronghold.

This hidden Art Nouveau courtyard is an opulent feast for the eyes.

Architectureal fantasy quarter of Rome.