Secret refuge and museum of the Duke of Florence.

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

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

The celebrated eyesore created by starry-eyed sweethearts.

Site of a classic 19th-century physics experiment to prove the earth is rotating.

This demon atop the Notre-Dame de Paris looks utterly bored.

The world's largest second-hand graces a clock surrounded by constantly changing flower beds. 

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

Liechtenstein's royal family calls this medieval alpine castle home.

A serious museum dedicated to two German comedians.

A museum dedicated Germany's favorite drink and most well-known festival.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

A fearsome dragon clings to a corner of Munich's city hall.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

This artistic fountain display pays homage to this area's theatrical history.

A futuristic rocket marks the spot where three borders meet.

Tiny castle in the middle of the Rhine made you pay to pass.

A memorial for a young woman and her ghost, which are claimed to have caused countless deathly shipwrecks.

Every half hour the eye-rolling clock face sticks out its tongue to mock the good citizens of Koblenz.

This fountain of a little boy that spits on passersby at erratic intervals is a town icon.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

This 19th-century fountain features sculptures of little gnomes that help with chores.

Life-sized bronze statues of fictional puppet characters.