These jagged limestone blades cut out through the canopy of the jungles of Borneo.

The famous winding walk at Chartres is surrounded in mystery and myth.

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the century.

Paris' linguistic guide to the international language of, yes, love.

A mechanized clock where a man fights off a dragon, crab, and rooster.

A museum of magic with a Sadist past.

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

Notorious artist squat renovated into legal studios.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

These 18th century gardens tell a rocky story of the son of Odysseus.

This incredible stone temple is a monument to death, victory, and fantasy architecture.

What was once thought to be a wellspring of unicorn bones is actually just a prehistoric burial site.

Explore the complex ecology of this multifaceted nature preserve by riverboat.

Started as a kitchen garden, now the second largest botanical garden in the world.

A sprawling Baroque park with 300-year-old hydro-pneumatic waterworks.

A slice of central Asia in the middle of Berlin.

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

A whimsical and twisted animatronic monster tour beneath the streets of Berlin.

A completely underwater art museum sends a stark message about humans' impact on the environment.

Numerous sculptures set along hiking trails symbolize and idealize the relationship between man and nature.

A landscape decorated with enormous skull sculptures.

A Spanish forest is filled with mysterious stone carvings.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Three bridges and one giant canyon make up this fantastic Spanish settlement.