This doorless 20th-century elevator doesn't stop or slow down.

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

This artificial cave looks like something out of a fairytale.

Visitors flock to the historic birthplace of radiobalneology for its therapeutic radium treatments.

Before building her own tombstone, an untrained artist created a concrete menagerie in her garden.

Abandoned substation turned village treasure.

A mesmerizing landscape of 18th-century cellars carved out of the land.

An army of sleeping knights sculpted by a self-taught local artist beautifully depict an old Czech legend.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

A controversial artwork draws attention to the dark history of Prague's "Suicide Bridge."

Looming communist pillar with a Czech twist.

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

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

An old asylum graveyard that's been abandoned for half a century attracts those seeking a dark thrill.

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

Folklore says this medieval fortress was plopped atop a portal to hell to trap the demons below.

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

The 20th-century chapel’s intricate woodwork includes amazing details, most notably angels playing bagpipes.

Europe's second largest ossuary wasn't discovered until 2001.

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

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

The first museum in the world devoted to sexual gadgetry.

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

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