Hundreds of prehistoric stones, arranged in perfect lines in a French field.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

Traveling this mountain pass reveals quaint stone buildings, stunning Irish scenery, and a bridge said to grant wishes.

This single room has survived the centuries with almost no deterioration.

A proud bronze billy stands as an eternal symbol of Ireland's oldest festival, where a goat is made king.

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

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

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

The geographical center of Budapest is marked with a 10-foot-tall stylized zero.

The beautiful baroque library of the Hapsburg empire.

Legends surround an ancient tree trunk riddled with nails for good luck.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

Baroque celebration of the end of the Great Plague of Vienna.

This spooky statue sits outside a famous Prague theater.

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

This Czech church doubles as something of a permanent fashion exhibition for a statue of the Infant Jesus.

The palace window through which Protestant nobles flung two Catholic regents, thus sparking the Thirty Years' War.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

Synagogue built from the stones of Solomon's temple contains the golem of Prague.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Macabre astrological automaton clock dating to the late 1400s.

One man's personal collection of KGB memorabilia is presented along with his strange viewpoint.