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

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.

How would you like to dine in the same room where some of the Titanic's victims were embalmed?

Hundreds of antiquated typewriters and office machinery show the technological evolution of business.

A hidden bathhouse in one of Stockholm's oldest and busiest neighborhoods is open to anyone who can find it.

An abandoned bus station transformed into a museum dedicated to the history of Greyhound Lines, in the place where it all began.

Remnants of a quarry company town still stand on the banks of the Wapsipinicon River.

These quaint French houses dangle precariously over a precipice.

The people's champion of the French Revolution was so overcome by grief at his wife's death that he exhumed her in the dead of night to make one final replica of her face.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

An otherworldly restaurant perched on the edge of a jagged cliff next to a medieval holy city.

Graffiti covers the walls of a room where university students through the centuries have waited nervously to defend their theses.

This frozen tunnel in central Alaska is both an engineering feat and a valuable climate classroom.

Craft liquors concocted in an old Seattle warehouse.

This micronation's flag honors its favorite drink, Kaffegöken, or "cuckoo-coffee."

The largest collection of handbags in the world, the oldest of which were used to carry Bibles, primarily by men.

A basement full of treasures lies beneath this inn that has worn many hats throughout its 140+ years.

The restaurant keeps a hidden séance room on the second floor and reserves a table for the spirit of the former owner each night.

These mechanical goats first battled it out in the year 1551, all because of an overcooked deer.

This shrine to McDonalds' most iconic sandwich holds a 14-foot tall burger.

More than 5,000 contemporary and "historic" mustards from around the world.

Half-eaten food on display at an English café.

A museum dedicated to a Cold War era sausage.

This supermarket in Shanghai appears to be a typical Chinese convenience store, but all of the bottles are empty and all the containers are filled with nothing but air.