Czech Republic

An existential riddle in the world's largest ancient castle.

Looming communist pillar with a Czech twist.

The first museum in the world devoted to sexual gadgetry.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

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

What looks like a suicide in progress is actually a statue of Sigmund Freud.

Take a break from the beauty of Prague to explore a more gruesome side of history.

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

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

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

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

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

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

A steampunk-styled three-floor factory churning out art, activism, and electronic beats.

An Orwellian sculpture with eyeball cameras watches passersby.

This former quarry is now a picturesque gorge that hides a sunken lake.

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

Every part of this unusual home is built into the sandstone rock.

Two monstrous faces loom over a village in Czechia.

This Gothic church was wheeled in its entirety to a new location a half a mile away.

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

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

Bohemian paradise covered in majestic forests.

This unusually shaped mountaintop tower looks like a UFO floating over the city.

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

Ruins of a German Castle on top of a towering stone pillar.

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

When the rain falls, this drain system turns into a musical instrument.