In 1830, cemetery workers in Cham unearthed a chamber housing thousands of skeletal remains from the 13th century, which can still be viewed today.

A 1,000-year-old church holds the bones of the Christian martyrs who died hiding inside it.

This landmark church concealed a crypt packed with bones that was discovered thanks to the London Blitz.

In a small churchyard in Dingolfing, Germany the quaint Schusterkapelle is there to remind you of your imminent mortality.

Skeletons dressed in extravagant 18th century royal costumes cavort in the aisles of this German basilica.

Despite centuries of architectural innovation, this French castle is being built like it's the 13th century.

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

At this historic pub, you can sit back, sip, and watch a whole century go by.

The home of the morbid art of corpse plastination is open for visitors to view the fascinating, but stomach-churning process.

Fantastic collection celebrating the final send-off.

This eclectic Austin curiosity shop is home to all things strange and unusual.

This gallery commissioned by Cardinal Spada is known for its magnificent optical illusion.

Hop aboard a charming bog train to explore this rare open-air museum of peat.

The largest 19th century panorama in the world still in-situ.

The ruins of a medieval castle that once belonged to one of the most powerful families in the Netherlands.

A set of 27 bamboo tubes creates an eerie soundscape that changes with the wind.

A miniature city, once ruled by the Queen of the Netherlands.

A true Valhalla for cactus and succulent lovers.

The ruins of this Dutch castle sit atop a labyrinth of once-secret tunnels and passageways, dating back over 900 years.

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

One man's homage to the orange as realized through a long-term folk art labor of love.

Denmark’s never-ending bridge.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

The resting place of 18th century German mummies.