An open-air museum in a mountain valley features works designed to blend in with—and disintegrate back into—their natural surroundings.

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

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

A star-shaped fortress town fort built in the geometric model of the Renaissance utopian city.

A massive natural rock arch gives the Tuscan mountain its own window to the sky.

This entire town moved to a safe location after it was devastated by an earthquake, but the remains of the original town are still around.

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

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

These delicate sand pyramids look like naturally occurring gothic spires.

A fake medieval village in the middle of Turin.

A modern sliver of architecture in Roma.

A Milanese café entirely designed by the American director Wes Anderson.

A domed disco abandoned since the '70s now attracts artists and explorers under its unique roof.

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

This Italian dam is covered in salt-hungry goats who manage to scale its almost vertical face.

A sulfuric hellscape in southern Italy.

Crossing this suspension bridge feels like walking through the sky, a fitting tribute to the head of the Apollo program.

The Roman Emperor's lost summer home and grotto full of enormous sculptures sit along the Italian seashore.

Southern Italy's spinning top village.

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

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

This beautiful park on the outskirts of Rome protects the ruins of two colossal ancient aqueducts.

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

Italian cave with exceptional acoustics and an unsavory history.