This private skyway is filled with art and was expanded explicitly so that Hitler could appreciate a river.

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

Renaissance hospital featuring a rotating door into which unwanted babies were dropped.

A plaque on the base of this statue holds a bewitching design.

The doodles of a genius line the walls of a secret room under the Medici Chapel, where they were hidden for nearly 500 years.

The oldest operating pharmacy in the world features 800-year-old recipes.

More than 450 years ago, an Italian nun became the first woman to paint the iconic subject.

Memorials at a Florence railway station remember the citizens who were deported from Italy and sent to extermination camps.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

High in the clouds of San Marino sits an ancient tower with some curious prisoner graffiti.

Psychoanalyst Carl Jung reported a paranormal experience after visiting this mosaic-lined Roman baptistry.

Filled with goldfish swimming in a shallow pool of sea water, this ancient crypt is more wishing well than burial site.

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

A medieval, mosaic-lined baptistry built by a heretical Christian sect.

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

An incredible mosaic-lined monument said to have held the remains of an ancient Roman empress.

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

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

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

The pile of books behind the dignified writer gave the statue a most undignified nickname.

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

100 year tradition of fist fights, marked by marble footsteps.

In the past, Renaissance sex workers were encouraged to entice customers on this bridge.

The marble facade hides a little-known medical museum with early surgical instruments and rare copies of canonical texts.