A small monument on the outskirts of Prague, where one of the bloodiest conflicts in the country's history was decided.

A series of playful yellow penguins share a serious message about the environment.

A saintly relic hidden in a Prague church basement.

Positioned outside a church, this sinister folkloric figure incited protests in both 1902 and 2002.

A former smithy turned cultural hub with the capital's largest mural space.

Long before ultrasounds and modern testing, medical specimens like these conjoined twins helped physicians learn about congenital anomalies.

This bridge's unique architecture honors nautical heritage and encourages self-awareness.

Visitors are treated to a stained glass kaleidoscope interior inside this work of art.

A collection of noses tucked inside an art museum reveals how times have changed.

The gilded, masterful astronomical clock will calculate time, dates, and planetary positions for thousands of years to come.

An ultra-modern diversity park in Denmark has turned an entire city block electric pink.

Copenhagen's celebrated theme park and gardens.

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

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.

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

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.

This ancient hydrological marvel is now the base of a modern outdoor cinema.

A little bit Wonkatania, a little bit pink elephant.

This long-hidden space above Westminster Abbey now displays the battle gear of the legendary King Henry V.

An eccentric Victorian aristocrat's enormous collection of medieval armor and weapons from around the world.

The Pope’s secret escape route.