Secret refuge and museum of the Duke of Florence.

Legend says this mysterious stone head belongs to a woman who was petrified by an alchemist.

Some say this medieval church is where the poet Dante married his wife and also met the love of his life.

This strange bovine gargoyle is said to have been put in as a passive aggressive form of revenge.

A medieval weapon rumored to have been used by the brilliant poet himself.

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

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

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

The middle finger of modernity.

In this Brazilian city, a vertical graveyard rules the skyline.

This somber statue remembers the enslaved women who were forced to nurse their owners' babies.

The only remaining arch of the oldest stone bridge in Rome stands in the middle of the Tiber.

The ruins of the largest gladiatorial school in Rome are largely hidden under modern streets.

This is the oldest Roman-made bridge in the city still existing in its original state.

A detailed pachyderm supports Rome's smallest Egyptian obelisk.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

The yawning maw of this pagan visage is said to bite off the hands of liars.

This amazing example of Valencian Art Nouveau looks more like a cathedral than a public market.

Of the many chalices in the running for the Holy Grail, this one in Valencia Cathedral sure looks the part.

Legends surround this natural rock formation that looks like a Moorish king wearing a crown.

This magnificent market stands as a poignant symbol of the suffering caused by the Spanish Civil War.

Fascinating exhibits of prehistoric and ancient artifacts displayed with a uniquely modern touch.

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

Over 50 exquisite hand-painted Renaissance maps decorate a Medici storage room.