An abandoned railroad tunnel is now filled with bioluminescent bugs.

Swarovski's museum/theme park is a fake diamond fantasia overlooked by a giant.

The mountaintop inspiration for Umberto Eco's "The Name of the Rose."

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

Medieval torture techniques with a modern conscience.

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

This winding road through an Italian canyon may be the most scenic drive in the world.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

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

This Roman statue is missing a limb from when the Venetians stole it from Constantinople during the Crusades.

Go inside to really appreciate this 500-year-old technological masterpiece.

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

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

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

A whale rib was used to advertise the store by the arch that offered exotic goods from far away.

Pilgrimage site for star-crossed lovers.

The roof of this ancient mausoleum is made from a single Istrian stone weighing a massive 230 tons.

Italian poet Dante Alighieri is entombed in this small mausoleum in Ravenna, and his hometown of Florence has never been too happy about it.

This 6th-century church has the largest and best-preserved collection of Byzantine mosaics outside Constantinople.

The 1,000-year-old abbey is the birthplace of modern musical notation.

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

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

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