One of the world's largest salt caves is filled with fragile salt sculptures, salt rivers, and huge salt megadomes.

Putrefaction plateaus in Iran, where the dead were sent for decontamination before going to their final resting place.

Lived-in building, bedecked with an astonishing array of mirror mosaics.

Mummified monks and the accidentally interred, in a 17th-century crypt.

The sanctuary holds what was once believed to be the saint's incorruptible tongue.

Massive installation of Europe's negative stereotypes.

Bohemian paradise covered in majestic forests.

A museum of alchemy and a basement laboratory all housed in an ancient building in a Gothic tower.

Czech architects borrow from the nest design of the stork to revitalize a farmstead, hoping to inspire the same loyalty the birds had shown.

Two monstrous faces loom over a village in Czechia.

Underneath this small church are 15,000 bones, arranged by an obsessive academic.

The soulless eyes of 82 bronze children stare on forever in remembrance of a horrifying World War II massacre.

A crucified and bearded female saint.

Microscopic scenes; some call it novelty, some call it art.

Two stunning 17th-century libraries and a cabinet of curiosities.

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

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

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

This Prague museum collects brutalist relics and memories from the country's former Soviet rule.

The last municipal pneumatic post system in the world was in operation for over 100 years, and may run again.

A mocking tribute to the past and modern leadership of Prague.

Monument to a suicide protesting the Soviet invasion.

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

A saintly relic hidden in a Prague church basement.