This serene, turquoise lake in an extraordinary nature reserve showcases a rare natural phenomenon.

Gorgeous views of Italian mountains and valleys form the backdrop of this unique open-air theater.

This Neapolitan exhibition hall grants weird and wonderful insight into the intricacies of human biology.

Centuries ago, red and white wine poured from the statue's breasts whenever a new Venetian ruler was elected.

A collection of grotesques lines the walls of this Italian villa.

A collection of collections, including an anatomy museum, the “Cabinet of Physics of Alessandro Volta, a museum of natural history, mineral collection, and much much more...

The oldest botanical garden in the world that technically isn't the oldest.

The naturally mummified body of a peasant girl saint.

Many famous English poets including Elizabeth Barrett Browning are laid to rest at this Swiss-owned cemetery in Florence.

The remains of the left arm of the levitating philosopher-saint are kept in a 13th-century Neapolitan basilica.

This zoological museum began as the first great curiosity cabinet.

A quiet Sicilian village is home to a cafe that had an important role in "The Godfather."

An eerie, little-known Neapolitan museum filled with preserved human remains.

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

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

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

One of Catholicism's four major basilicas has a series of papal portraits that are said to predict the end of the world.

A cave in southern Italy adorned with thousand-year-old Biblical frescoes existed in obscurity until fairly recently.

142 ceramic steps become a mosaic once a year.

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

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

Naturally preserved bodies are eerily staged throughout the crypt in varying poses.

A gorgeous medieval library where the books are kept in chains.

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