The Beaux-Arts aquarium boasts a vast collection of saltwater and freshwater fish on an island in the Detroit River.

A shrine to a skeleton saint in the city of angels.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

This truly palatial work of Communist-era architecture now sits crumbling on a Croatian beach.

Legend has it fairies gathered at the site of this medieval castle.

Yugoslavia's biggest underground airport lies in ruins.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

Conspiracy theories and occult legends surround this mysterious natural rock formation.

This once-derelict building is now one of the most beautiful bookstores in the world.

The ruins of an abandoned medieval city where the last Byzantine emperor was crowned.

A sinuous path among steep cliffs creates a stunning sight in southwestern Serbia.

Hundreds of thousands of concrete bunkers crowd Albania long after the fall of Communism.

A naturally beautiful, seemingly bottomless deep blue spring.

A saintly relic hidden in a Prague church basement.

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

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

Walk through Czech history in Prague's largest graveyard.