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

This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

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

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

Giant, pink stuffed rabbit on an Italian mountain.

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

David Sedaris called it "The greatest shop in the world."

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

Crushed coral and crystals give the sand its signature coloration.

A labyrinth of ancient tunnels hidden below the city holds the ruins of 2,500 years of history.

This enchanting 600-year-old tree is so magical it inspired the beloved tale of Pinocchio.

Hidden in an Italian forest is a completely homemade amusement park that has taken a lifetime to create.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

Sitting on an Italian hilltop is this surreal fortress built by the mad inventor of electrohomeopathy.

Stalactites and stalagmites in a beautifully lit cave.

A 16th-century horror show built in a lovely Italian garden.

The crypts of Capuchin friars decorated with the bones of over 4,000 friars, including an entire "crypt of pelvises."

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

Surreal giant face-pillars welcome visitors from across the globe to this hotel.

Although damaged beyond recognition, this stone god is still said to bring good luck to those who tap on him with a pebble.

Japan's iconic sci-fi hero rendered to 8-bit by notorious French street artist Invader.

A sad reminder of the World War II bombing stands largely unnoticed on a street corner.

This gnome sculpture and his wonderous hat forces train passengers to do a double-take.