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

Monument to a suicide protesting the Soviet invasion.

This charming wooden church was disassembled and moved not once but twice before settling in this Prague garden.

A 400-year-old mummified arm dangles from the ceiling of St. James the Greater, serving as a warning to thieves.

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

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

The risqué mixed-media sculptures are supposedly a metaphor for Czech politics.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

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

Walk through Czech history in Prague's largest graveyard.

Countless grotesque faces stare out from this eerie Prague art wall.

A Jenga-style cylindrical tower of books that appears to go on forever.

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

Macabre astrological automaton clock dating to the late 1400s.

Six beautiful wooden giants are hidden around Copenhagen.

Discover the taste of mold.

Everyone from Mark Twain to Teddy Roosevelt has a pipe hanging from the walls of this historic chophouse.

A bronze monument to the infamous radio broadcast in the real New Jersey town where the fictional Martians crash-landed.

A micronation of epic proportions.

This striking icon of the disputed Republic of Artsakh caused a stir at a Eurovision Song Contest.

The smallest country in the world.

The man who first patented the Ouija board rests in peace beneath a headstone that playfully reflects that achievement.

One of the shortest streets in York has an especially odd name.

An incredibly well-preserved piece of ninth-century Viking poop.