A grumpy old water goblin guarding an old mill on the Devil’s Stream in Prague.

This automated sculpture of two men peeing will spell out text messages with their micturition.

An eerie, existential museum dedicated to the author of "The Metamorphosis."

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

In the middle of a Vienna square, Roman ruins dating back some 2,000 years are on display.

Along the edge of this fountain are 365 smaller fountains that represent the days of the year.

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

A Baroque mansion with ties to legendary magicians and alchemists.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Monument to a suicide protesting the Soviet invasion.

A surreal statue honoring Prague's favorite literary son.

Macabre astrological automaton clock dating to the late 1400s.

A series of playful yellow penguins share a serious message about the environment.

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.

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

A mechanical clock built in 1914, with a rotation of 12 historical figures on its face.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

A beautiful South Korean gate and garden in Little Rock honors American Taekwondo.

Yup, that's where the name came from.

Where animatronic singing fish go to retire.

Kwanu'sila the Thunderbird has been silently watching over Chicago for more than 100 years (kind of).

This historic house museum that celebrates one of the world's most influential social reformers is also one of the most haunted locations in Chicago.

The 32nd president's sprawling cottage sits on an island enclave jointly managed by the U.S. and Canada.