This collection of illusory paraphernalia has been culled from the history of London's premier magician's club.

An English artist has turned an unassuming ex-council house into a time-lost house of mystery.

A curious collection of mechanical moving figures.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

The exact whereabouts of this surreal cabinet of curiosities are rarely the same place twice.

Swarovski's museum/theme park is a fake diamond fantasia overlooked by a giant.

Ride a dragon train into a world of dwarves.

360° views of the city plus five floors of optical illusions and hands-on science.

A subterranean playground in an abandoned slate mine.

A psychedelic labyrinth on the San Francisco bay.

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

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

A historic house left in "dramatic still life."

This wildly-tiled artist's palace is a living and growing account of the creator's life, loves, and labors.

Street artists transformed this abandoned industrial neighborhood into one of Europe's largest graffiti exhibitions.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

A 30-acre garden inspired by the principles of modern physics.

A labyrinth hides in plain sight at each of the city's 270 Tube stations.

An artistic tribute to the famous singer, just around the corner from where he was born.

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

Hanging within this medieval church are the bones of a beast allegedly slain by a fourth-century saint.

This brightly-colored chapel is a contemporary jewel standing in the middle of a La Morra vineyard.

Some people believe that this makeshift space monitoring station received transmissions from clandestine cosmonauts.

This building has a giant piercing through one of its corners.