Romans built the world's tallest artificial waterfall in 271 BC.

This immaculate and historic water garden culminates in a massive stone dining table with an inset fountain for chilling the wine of the Cardinal's guests.

Ruins of a 10th century church tucked away deep in a botanical garden.

The remains of a town so thoroughly destroyed by French forces that the citizens simply left.

Medieval town turned hippie commune, once home to the secret foreskin of Jesus Christ.

Largest necropolis in the Mediterranean.

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

This abandoned Brutalist treehouse is a hidden architectural relic.

Roman-era ships unearthed...

A secret hatch containing two parchments was discovered in this statue over 40 years after its installation.

An Italian ghost town that fought obscurity, until a mysterious illness brought it to its knees.

Rome's ancient Etruscan rival, now a park full of ruins.

An abandoned Roman salami factory has found new life as an art space home to 200 squatters.

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

Jesus' footprints and the first catacombs in the world.

One of seven Jewish catacombs in Rome and one of only two open to the public.

This Italian stadium makes liberal use of fascist statuary to evoke classical sporting arenas.

This historic recreationist school churns out warriors that may very well have had a fighting chance in Rome's pits of the day.

A modern sliver of architecture in Roma.

Breathtaking and huge 430 year old maps of Italy.

The Vatican's secret porn-festooned bathroom was painted in erotic murals by one of the greatest artists of the Renaissance.

These spartan apartments are provided to clergymen visiting Vatican City.

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

A hidden workshop for creating and restoring Papal mosaic masterpieces.