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

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

Behind medieval walls in a corner of bustling Palermo is a breathtaking former mosque once inhabited by a wolf-taming hermit.

This breathtaking monastery was established by Saint Benedict himself 1,500 years ago.

The highest waterfall in Italy is only "turned on" five times a year.

One of the most well-preserved castles in Italy also contains a rare medieval example of a port fortification.

A spiritual sanctuary in a natural cave.

This seaside Italian village doesn't just look Escher-esque, it actually inspired the mind-bending artist.

A line of abandoned, alien-like fortresses dot the mountains of North Italy.

Crumbling ruins of the thermal baths that once attracted royals and aristocrats from throughout Europe.

This entire town moved to a safe location after it was devastated by an earthquake, but the remains of the original town are still around.

Ancient ruins hidden underneath a modern luxury hotel.

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

Geometry and mystery come together in an epic show of octagonal masonry.

A factory director designed what was the world's longest suspension footbridge in 1923 so his employees could get to work safely.

Those who own or stay at this 500-year-old, allegedly cursed house often meet terrible fates.

These gutted monastery ruins still stand proudly in the middle of the Italian countryside.

The best preserved Paleochristian basilica in Rome hides a number of oddities and secrets.

A fairytale-like medieval church perched atop a rocky cliff on Italy's "Coast of the Gods."

This precariously perched fortress was once ruled by a crow-worshipping baron.

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

The secret medieval communication system will whisk your words above the noise of the crowd.

A fake medieval village in the middle of Turin.

Europe’s oldest natural human mummy.