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

This bar and museum are devoted to the controversial comic book work of Kája Saudek.

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

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

Bohemian paradise covered in majestic forests.

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

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

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

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

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

Two monstrous faces loom over a village in Czechia.

One of the famous Czech artist's lesser-known Prague installations appears to be a glowing fetus affixed to a drainpipe.

What looks like a crashed Zeppelin is actually a bright, airy reading room perched atop a modern museum.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

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

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

Walk through Czech history in Prague's largest graveyard.

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

A Jenga-style cylindrical tower of books that appears to go on forever.

Macabre astrological automaton clock dating to the late 1400s.

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.

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

The tombstone of the founder of the lost town of Ogletown is now stuck inside a traffic median.