A theme park made of glass, from the gleaming books on the shelves to the crystal fish in the mirror lake.

A bright and wacky exhibit answers every question you may have had about human excrement, flatulence, and more.

A new sculpture calls attention to climate change in the centuries-old city it threatens.

The Adriatic's most famous wind can be reliably experienced in the city's Marina.

This deconsecrated church has seen many uses, from a tobacco storehouse to a cinema.

A galley-shaped memorial to the prisoners of an infamous fortress.

This old medieval prison tower has been a site of astronomical research for more than 250 years.

This triumphal 16th-century arched gateway leads to the oldest street in Palermo.

This cathedral hides a sculpted dog that determines your fate and an unexploded shell from World War II.

Legend has it this fountain built to symbolize the Pope’s power hides a strange secret concerning Neptune's manliness.

A dead saint, a deadly poison, and a mysterious holy ooze.

A beautiful discovery site of prehistoric burials.

This bustling Italian plaza is built on the ruins of an ancient Roman amphitheater.

The only visible reminders of an elaborate engineering project that kept the tower from reaching the tipping point.

A climbing route in the mountains of Italy’s Dolomites, built for soldiers during World War I.

Every day is like Christmas on this street where the traditional Neapolitan nativity scene comes to life.

Behind medieval walls in a corner of bustling Palermo is a breathtaking former mosque once inhabited by a wolf-taming hermit.

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

Over 100 towers were built in Bologna during the Middle Ages, but only 22 survive.

An extensive collection of reliquaries containing the bones of saints housed in the largest Catholic church in Venice.

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.

Those who own or stay at this 500-year-old, allegedly cursed house often meet terrible fates.

Beautiful views and Roman-style statues on the Italian coast.