This high-speed test track is popular with car manufacturers, speed freaks and orbiting astronauts.

Nestled in the hills of Tuscany are gorgeous, multicolored hot springs.

Dynamite factory turned museum explores the history of explosives.

A single column facing the sea is all that's left of one of the most important temples of Magna Graecia.

Production site for handmade clay bricks.

The abandoned ruins of a failed resort hide on this verdant, picture-perfect island.

This skeletal, unfinished Gothic church once housed a miraculous masterpiece by Raphael.

Old batteries and frog skeletons reside in this lakeside monument to Alessandro Volta.

This tiny islet has somehow housed an ancient temple, two monasteries, a church, a fortress, and a restaurant.

A slingshot from this delightful collection is awarded each year to someone who has "pulled metaphorical slings in favor of the weak and marginalized."

Contrary to what its name suggests, you won't find any bunnies here.

This park on the outskirts of Rome boasts two ancient Roman aqueducts and a medieval tower.

The bright red cars take travelers through breathtaking Tuscan scenery.

A mushroom-shaped outcropping that has come to be the symbol for an entire town.

When a massive landslide hit one of the world's tallest dams it created a tragic environmental disaster.

This shining multicolored metro station deep under Naples is said to be the most beautiful in Europe.

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

A wood-and-steel sculpture garden featuring an artful interplay of nature and machinery.

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

This overgrown mountain village has been abandoned for nearly a century.

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

A beautiful discovery site of prehistoric burials.

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

Things seem to roll, flow and run uphill on this short patch of road near Ariccia, Italy.