Terrifying derelict military hospital once housed a recuperating Hitler.

This historic stone bridge has an entire neighborhood clinging to its sides.

An intricate and amazing house built by architect Karl Junker.

"The most colorful grottoes of the world.

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

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.

A wunderkammer of mysterious objects and stories.

This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

A state-of-the-art medical facility from the Imperial era is now a derelict ruin.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

A church filled with the bones of hundreds of virgins martyrs—or so they say.

The unique funeral practices of the Toraja can be seen here with graves carved into caves and hung off cliffs.

Where cemeteries are carved into the side of cliffs and infants are buried in the hollows of trees.

One native village in Bali lays their dead at the foot of a holy tree whose natural fragrance seems to hide the stench as the bodies decompose.

Hundreds of tiny dead butterfly eyes gaze down at diners in this Australian eatery.

A Portuguese Jewish cemetery filled with stunning grave monuments that date back to 1614.

The bronzed skull of a beheaded traitor was affixed to the city gate in the 17th century.

The patron saint of spinsters grasps a container of dried blood.

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.

Hidden away in a modern library are the remains of one of the 18th century's most celebrated wunderkammers.

Paris' fabled purveyor of exotic taxidermy and natural history curios.

This museum houses an imposing skeleton army comprised of creatures great and small.

France's most famous cemetery, with some of its most curious tombs.