A Baroque mansion with ties to legendary magicians and alchemists.

A massive 1830s industrial site once known as Czechia's "Iron Heart" has been transformed into a playground of science, technology, and art.

A former top secret nuclear fallout shelter now operates like a hotel stuck in the Cold War.

Enormous sandstone towers loom within a Czech forest.

The world's greatest slide descends 18 stories from this looping mountaintop viewing platform.

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

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

A sculpture of the iconic East German car on four legs is a tribute to those who traveled to Prague seeking asylum.

Looming communist pillar with a Czech twist.

A spiral staircase twists to the top of this unusual Czech lookout tower.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.

Europe's largest natural bridge has a 19th century royal chateau built into its side.

Two monstrous faces loom over a village in Czechia.

This automated sculpture of two men peeing will spell out text messages with their micturition.

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

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

Buried five stories underground, this Soviet bunker is packed with gas masks and Cold War paraphernalia.

The risqué mixed-media sculptures are supposedly a metaphor for Czech politics.

The first museum in the world devoted to sexual gadgetry.

A church of bones, decorated with 40,000 human skeletons.

Macabre astrological automaton clock dating to the late 1400s.

The hidden lair of an alchemist rediscovered in a 2002 flood.

Countless grotesque faces stare out from this eerie Prague art wall.

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