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

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

A psychedelic labyrinth on the San Francisco bay.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A huge musical instrument played by the ocean.

Medical history with an amazing, if frighting, collection of wax diseases on display.

Nature is slowly overtaking this disused cemetery on the outskirts of Brussels.

The Devil’s own choice when he needs a drink in Brussels.

Three floors of musical instruments coming from all corners of the world and hundreds of years of musical history.

When you're a great Russian Tsar, even your vomit gets a statue.

This recently restored crypt was once plagued by liquefying coffins and exploding caskets.

Lavish royal estate punctuated with heated greenhouses.

This annual Belgian water race attracts bathtub captains from all over the world.

The elegant manor house where Kaiser Wilhelm II lived in exile after World War I.

Where lovers tie birch branches into long-lived knots.

Ancient man-made caves underneath small town Belgium.

Take a stroll through the hellish grotesques of Hieronymus Bosch in this elaborate Netherlands church.

Incredible labyrinth of man made caves.

This centuries-old gothic monster has been converted into a sprawling, glossy bookstore.

Visit the ancient, mysterious Roman catacombs ... in the Netherlands.

The ruins of this Dutch castle sit atop a labyrinth of once-secret tunnels and passageways, dating back over 900 years.

An amusement park on the grounds of an unused nuclear power plant, with a swing ride inside the cooling tower.