This abandoned Brutalist treehouse is a hidden architectural relic.

A sunken idol welcomes parishioners to Davy Jones' Locker.

A fairytale island floats in the middle of Italy's little-known Lake Orta.

Giant, pink stuffed rabbit on an Italian mountain.

Crushed coral and crystals give the sand its signature coloration.

The location of the last witch trials of Italy, known as "The Salem of Europe."

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

Pilgrimage site for star-crossed lovers.

This immaculate and historic water garden culminates in a massive stone dining table with an inset fountain for chilling the wine of the Cardinal's guests.

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

This domed temple was built in a hidden cave mouth as a refuge for sinners seeking absolution.

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

Five candy-colored villages on the Italian Riviera.

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

The glowing blue Nymphaeum of Emperor Tiberius.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.

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

Geothermal waterfalls in Tuscany.

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

According to the local folklore, the myriad colors of this lake are the result of a lovelorn wizard's blunder.

Stalactites and stalagmites in a beautifully lit cave.

Pompeii's less famous neighbor is still revealing her secrets.

The yawning maw of this pagan visage is said to bite off the hands of liars.

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