Bell tower juts out from a village buried under a lake.

"Stairs of the Turks", a chalky white cliff eroded conveniently into stairs, allowing for easy pillaging.

A mysterious chasm in the heart of the ancient Roman Forum, the Lacus Curtius was once believed to be a gateway to hell.

These delicate sand pyramids look like naturally occurring gothic spires.

Largest necropolis in the Mediterranean.

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

Water and windows define this defensive Italian well.

What looks like a link in Gondor's early warning system is actually a centuries-old Italian fortress.

An underground paleo-Christian burial site composed of the remains of several cemeteries and Basilicas.

A submerged archeological park still holds the wonders of a Roman Sodom.

A sulfuric hellscape in southern Italy.

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

A volcanic old faithful, Stromboli has been erupting continuously for the last 2000 years.

Climb the dead electric pylons of Messina.

A preserved dragon's rib that remembers the legend of the founding of the city of Atessa.

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

Dramatic sea stacks adorn the coast of this small village on the Adriatic coast.

One of the largest caves in the world open to the public.

This centuries-old Italian chapel hangs midway down a sheer cliffside.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

Filled with goldfish swimming in a shallow pool of sea water, this ancient crypt is more wishing well than burial site.

This Italian foot path winds through the mountains via 52 individual tunnels.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

Virgil's many-mouthed gateway to the underworld.