An alchemist's "magic door" stands in the middle of a Roman park.

The "Greatest Sewer" of ancient Rome is one of the oldest sewer systems in the world, and is still in use.

Climb the dead electric pylons of Messina.

Take a giant yellow bird cage to the top of Elba's highest mountain.

People have been living in the cave houses on this Italian hillside since the Neolithic era.

This one-of-a-kind archeological site is home to strange prehistoric ruins, the original use of which is still a mystery.

A factory director designed what was the world's longest suspension footbridge in 1923 so his employees could get to work safely.

Beautiful views and Roman-style statues on the Italian coast.

Italy's curious field of mud volcanoes is named for being both gross AND salty.

A 12th-century Italian skirmish gets reenacted with 500,000 pounds of flying citrus.

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

This delightful little museum is dedicated to only one thing: pasta.

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

Ancient cave tombs known as the "houses of fairies."

Artist Diego Morlin's war between the natural and human worlds is a wanderer's delight.

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

A madman's personal garden filled with 1,000 sculpted heads.

These delicate sand pyramids look like naturally occurring gothic spires.

A lover's walk between hilltop towns, decorated with graffiti love notes.

Eco-village hidden in the foothills of the Alps that created a massive system of psychedelic underground temples.

A fairytale-like medieval church perched atop a rocky cliff on Italy's "Coast of the Gods."

An Italian geologic wonder that served as the inspiration for the landscape of Dante's hell.

A sulfuric hellscape in southern Italy.

This winding road through an Italian canyon may be the most scenic drive in the world.