A 14th century castle built on the seat of a mighty giant.

This ancient trail climbs the mountain where a Latin League cult worshipped Jupiter, its main deity.

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

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

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

Ancient ruins hidden underneath a modern luxury hotel.

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

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

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

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

Inside this McDonald's you can dine on your Big Mac and fries next to a 2,500-year-old Roman wall.

The Pope’s secret escape route.

A forgotten "city of water" underneath the famous Trevi district.

The engineering wonder and pleasure dome of a much-maligned emperor still holds undiscovered secrets.

2300-year-old Roman road connecting the empire.

Architectureal fantasy quarter of Rome.

Nestled in the hills of Tuscany are gorgeous, multicolored hot springs.

Explore the quarry where the marble was sourced for Michaelangelo's David.

This Tuscan lake hides a 13th century town that is still visible when the water recedes.

South of Bologna, a limestone grotto with a protruding waterfall and a floor full of cave pearls.

Sitting on an Italian hilltop is this surreal fortress built by the mad inventor of electrohomeopathy.

A massive natural rock arch gives the Tuscan mountain its own window to the sky.

Fortified medieval tower house with lovely roof garden.

This enchanting 600-year-old tree is so magical it inspired the beloved tale of Pinocchio.