Although it appears ancient and mysterious, the quirky folly was actually built 200 years ago by an eccentric estate owner.

Crop circles inspired this whimsical garden in Germany.

A series of haunting wooden totems are hidden in the woods surrounding a German environmental center.

Stumbling upon this whimsical wooded garden is like stepping into an enchanted forest full of philosophical musings.

Behind medieval walls in a corner of bustling Palermo is a breathtaking former mosque once inhabited by a wolf-taming hermit.

An open-air museum in a mountain valley features works designed to blend in with—and disintegrate back into—their natural surroundings.

This 1,400-year-old abbey was once a powerhouse for music and intellectualism known across Normandy.

Possibly the oldest living thing in Europe, more likely a pagan survivor.

In Twickenham sits a small whitewashed castle that inspired Mary Shelley's 'Frankenstein.'

A neighborhood church's unusual abstract stained glass was the final project of avant-garde artist Jean Cocteau.

A sanctuary for wolves in a community which once trembled in fear of the murderous "Beast of Gévaudan."

This ancient altar emerges from the thick forests to reveal the mysteries of Etruscan sacrificial rituals.

The forest that inspired Winnie-the-Pooh's Hundred Acre Wood can be found outside London.

This enchanting hill is home to fairy lore and a sinister local mystery.

This haunting stone chasm is a hotbed of mossy rock and English legend.

No one knows who created the statues or if they are arranged properly—let alone the artwork's real name.

The rose garden in Regent's Park where Pongo and Perdita met for the first time in Disney's "101 Dalmatians."

An engineering wonder at Pillnitz Castle protects a precious 230-year-old flowering shrub.

Jean Tinguely's bizarre monster sculpture is hidden deep in a forest.

The many—66 to be exact—faces of the German forest.

100-windowed castle turned art gallery, built by one dedicated mason.

Green labyrinth formed by a karstic maze hidden in a preserved oak forest.

Three bridges straddle a stream, one stacked upon the other.

The mystery of this small, brick pond eluded its possibly only investigator until his death.