A hole-in-the-wall antiquities museum in one of Tokyo's most popular megamalls.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

A memorial in the Tiergarten is a reminder of the suffering inflicted on homosexuals by the Nazi regime.

Visitors can explore the role of mysticism throughout the ages inside this interactive museum of magic.

The last remnants of a massive medieval wall that once encompassed the city of Berlin.

The final resting place of many of Germany's most famous communists.

Known simply as "The Hand," this famous public sculpture in Berlin was featured in a Depeche Mode music video.

Beneath the impressive baroque cathedral that rises from the center of Berlin lies the largest collection of Prussian royals in the world.

Someone loved this song enough to carve all of its lyrics onto a tree trunk in a Berlin park.

A slice of central Asia in the middle of Berlin.

A collection of anatomical samples from one of the first anthropologists to suggest that humans reached North America by crossing the Bering Strait.

Also known as the Blue Church, the building was consecrated to the daughter of Andrew II.

A once-fairy tale mansion now stands in a state of disrepair.

For centuries no one knew there were hundreds of bones and precious artwork hidden beneath this Swiss church.

Time stands still at this serene burial ground in the center of Budapest.

A museum in the childhood house of a medical pioneer.

A centuries old castle atop a dormant volcano houses museums devoted to both women and witches.

Devilish masks, handicrafts, and pieces of old buildings create a snapshot of life in a historic Alpine region.

These 12th-century catacombs carved into a mountainside were a place of mysticism and Christian hermitages.

This skeleton-filled altar piece served as a backdrop to one of the most iconic scenes in "The Sound of Music."

The personal charnel house of Anton Bruckner.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

This museum promotes informed contraception by documenting its often secret past.