This building has two facades of clashing architectural designs.

An homage to the medieval rulers of Bulgaria.

Rebuilt several decades ago, its striking murals prevent it from being reconsecrated as a church.

Sofia's legislative center is continuously reinventing itself.

A vast Communist-era exhibition space in the Bulgarian capital.

This sculpture used famed boxer Joe Louis as the inspiration behind its body.

The preserved arm of a third-century sorcerer is believed to have the power to lift curses and spells.

This once-derelict building is now one of the most beautiful bookstores in the world.

This elevator was built in 1907 to connect two neighborhoods separated by a steep, rocky cliff.

The people of Padua pledged to construct this church if the city was spared from destruction during World War I.

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

A twisted steel beam from the wreckage of the World Trade Center is the centerpiece of this memorial for those who died on September 11, 2001.

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

Stuck in the arcade of Casa Isolani are three arrows of mysterious origins.

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

A striking memorial recalls thousands of Bolognese men and women killed fighting fascists in World War II.

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

A large statue of Pope Gregory XIII in Bologna was disguised as Saint Petronius to avoid destruction.

This building features dozens of faces along its facade, although one is a bit chilling.

One of the largest squares in Europe contains an entire artificial island.

It’s said this crypt was the setting for the tragic finale of the Shakespeare play.

This medieval castle was reconstructed by Carlo Scarpa.

Atop the former site of a historic bakery sit two stone tributes to Verona's contribution to traditional Italian baking.

Pilgrimage site for star-crossed lovers.