An underground paleo-Christian burial site composed of the remains of several cemeteries and Basilicas.

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

Museum dedicated to literary greats of the Romantic Period is also the home in which Keats met his untimely end.

This medieval Italian town is a sheer (and beautiful) cliffside defense.

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

A sinister pyramid in the Frari contains the heart of the famous neoclassical sculptor.

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

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.

The plague quarantine island home to the alleged "Vampire of Venice."

This magical-looking island is notorious for the misfortunes suffered by its owners.

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

The location of the last witch trials of Italy, known as "The Salem of Europe."

Abandoned medieval hill town.

In Rome’s Jewish ghetto, a 200-year-old bakery still makes the neighborhood’s historic sweets.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

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

One of the most important yet well-hidden museums dedicated to the history of medicine.

This sword isn't waiting for a king to pull it out. It was placed there by a saint.

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

The famous sculptor left his mark on this Italian wall in an internationally protected example of street art.

The Pope’s secret escape route.

This domed temple was built in a hidden cave mouth as a refuge for sinners seeking absolution.

These "anatomical machines" are only one of the many strange items in this Italian crypt.

This shining multicolored metro station deep under Naples is said to be the most beautiful in Europe.