An Italian vineyard invites religious pilgrims to stop by 24/7 to get their drink on, for free.

A dreamlike medieval church dug into the tuff rock, with unusual carvings and possible traces of the Templar knights.

Largest necropolis in the Mediterranean.

A medieval fountain lined with 99 unique stone faces whose origins and meaning remain unknown.

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

Remnants of a 4th-century church with vivid medieval frescoes and ancient sarcophagi hide beneath this old basilica.

A unique form of erosion created an uncanny landscape of boulders perched atop slender columns of clay.

Artist Diego Morlin's war between the natural and human worlds is a wanderer's delight.

A fascinating assortment of cave dwellings, medieval ruins, and sarcophagi are being devoured by the forest.

A narrow opening between the mountains of the Amalfi Coast creates a scenic hidden beach.

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

The first botanical garden, a feather in the cap of the Grand Duke of Tuscany.

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

An extraordinary house museum and cabinet of curiosities in the heart of Florence.

An Italian geologic wonder that served as the inspiration for the landscape of Dante's hell.

A lavish 16th-century mansion filled with spectacular staircases, fantastic frescoes, and gorgeous gardens.

The oldest of Venice's plague quarantine stations, designed to keep the medieval city safe from disease.

Originally a leper colony, the island is now an Armenian monastery that's home to an incredible manuscript library and eclectic museum.

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

The top of society once luxuriated in this world-class hotel, which continues to impress, even in ruin.

This amazingly well-preserved villa just outside Pompeii boasts rare examples of ancient Roman paintings.

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

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

An eccentric artist's abode in this small Italian town has been transformed into a surreal temple of mosaic madness.