The incorrupt tongue of the patron saint of lost things is venerated in this basilica.

The sunlight passing through the opening of this huge cave system creates a magical effect.

Fountain where visitors can earn a license to be mad.

Centuries ago, red and white wine poured from the statue's breasts whenever a new Venetian ruler was elected.

Also known as the Square Colosseum, this building is a prime example of fascist-era rationalist architecture.

The oldest botanical garden in the world that technically isn't the oldest.

The naturally mummified body of a peasant girl saint.

The only museum with its curator—and her pets—buried inside.

One of Catholicism's four major basilicas has a series of papal portraits that are said to predict the end of the world.

The world's largest bamboo labyrinth is a living demonstration of the plant’s immense potential.

Built to repay the sins of the father, this church is home to one of the most valuable works of Western art.

The mark of the Devil's horns on a marble column in Milan.

Where Venice's gondolas go for a tune-up.

This breathtaking monastery was established by Saint Benedict himself 1,500 years ago.

Two stone columns flank the grand Venice square, but there were supposed to be three.

A cave in southern Italy adorned with thousand-year-old Biblical frescoes existed in obscurity until fairly recently.

This military mausoleum captures the solemn grandeur that most memorials only aspire to.

One of the most well-preserved castles in Italy also contains a rare medieval example of a port fortification.

Water and windows define this defensive Italian well.

A spiritual sanctuary in a natural cave.

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

This large, circular tomb is the final resting place of the first emperor of Rome.

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

Geometry and mystery come together in an epic show of octagonal masonry.