The city of Palestrina was built around this magnificent terraced sanctuary dedicated to the pagan goddess Fortuna.

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

A unique Tuscan hideaway acts as an art mecca as well as a hotel.

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

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

Every day is like Christmas on this street where the traditional Neapolitan nativity scene comes to life.

Where Venice's gondolas go for a tune-up.

Stone memorial that's said to predict the death of the pope and the site of the Cadaver Synod.

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

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

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

Largest necropolis in the Mediterranean.

A 1,000-year-old church holds the bones of the Christian martyrs who died hiding inside it.

In a city that boasts four separate inclined cable railways, this is one of the busiest funicular lines in the world.

Two stone columns flank the grand Venice square, but there were supposed to be three.

This ancient altar emerges from the thick forests to reveal the mysteries of Etruscan sacrificial rituals.

Thousand-year-old Viking runes adorn an ancient Greek lion at the entrance to the Venetian Arsenal.

The Neapolitan Cult of the Dead still cares for the skulls at this mini-Fontanelle.

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

An extensive collection of reliquaries containing the bones of saints housed in the largest Catholic church in Venice.

Ancient ruins hidden underneath a modern luxury hotel.

One man's quest to fix his toilet unearthed over 5,000 artifacts spanning more than 2,000 years of history.

Water and windows define this defensive Italian well.

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