A dreamlike medieval church dug into the tuff rock, with unusual carvings and possible traces of the Templar knights.

This ancient altar emerges from the thick forests to reveal the mysteries of Etruscan sacrificial rituals.

One of the world's oldest working clocks is curiously missing the Zodiac sign of Libra.

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

A fake medieval village in the middle of Turin.

A sinister pyramid in the Frari contains the heart of the famous neoclassical sculptor.

Italian cave with exceptional acoustics and an unsavory history.

Museum dedicated to literary greats of the Romantic Period is also the home in which Keats met his untimely end.

Gigantic mosaic sculptures of the figures on Tarot cards fill this colorful Tuscan garden.

This picturesque Umbrian city has a subterranean side that has long remained hidden.

Virgil's many-mouthed gateway to the underworld.

A complex, nine-layer maze on the grounds of a Venetian doge's playground.

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

Giant, pink stuffed rabbit on an Italian mountain.

Natural cathedral designed by Italian artist Giuliano Mauri.

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

Ruins of a 10th century church tucked away deep in a botanical garden.

This 16th-century monastery has been turned into a surrealist architecture compound.

The once forbidden "secret cabinet" of erotic art from excavations of Pompeii and Herculaneum.

Architectural monsters are devouring this palace's every door and window.

The final resting place of the poets Shelley and Keats.

The underground sanctuary of a mysterious ancient cult.

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

Hundreds of lucky felines haunt the ruins where Caesar was murdered.