Skulls and skeletons are omnipresent in this church dedicated to souls trapped in purgatory.

This amazingly preserved Doric temple was abandoned before it was ever completed.

This 21st century cabinet of curiosities includes dinosaur bones, moon rocks, film memorabilia, and more.

One of the highest mountain passes in Europe has been ranked among the best driving roads in the world.

The naturally mummified body of a peasant girl saint.

The steel cable lets adventurers zoom between two mountain towns at speeds of up to 75 miles per hour.

This natural gas vent certainly earns its name as the smallest volcano in Italy.

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

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

This church carved into the rocks is full of enchanting stone statues.

This military mausoleum captures the solemn grandeur that most memorials only aspire to.

Artistic tombs, monuments, and a beautiful "Hall of Fame" lurk inside this cemetery.

Water and windows define this defensive Italian well.

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

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

The bright red cars take travelers through breathtaking Tuscan scenery.

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

An unusual "skull with ears" sits in the crypt of this small church tucked away at the end of a narrow alley.

The sunlight passing through the opening of this huge cave system creates a magical effect.

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

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

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

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

Italian poet Dante Alighieri is entombed in this small mausoleum in Ravenna, and his hometown of Florence has never been too happy about it.