A crucified and bearded female saint.

An Orwellian sculpture with eyeball cameras watches passersby.

Looming communist pillar with a Czech twist.

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

Mysterious painted skulls in Moravia.

The deepest sinkhole in Central Europe comes with a grisly tale and an unusual nickname: “The Stepmother Abyss.”

One man's personal collection of KGB memorabilia is presented along with his strange viewpoint.

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

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

A saintly relic hidden in a Prague church basement.

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

This artificial cave looks like something out of a fairytale.

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

An eerie, existential museum dedicated to the author of "The Metamorphosis."

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

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

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

Thirty creepy ghosts now inhabit this decaying 14th-century church.

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

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

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

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

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

Two monstrous faces loom over a village in Czechia.