Created hundreds of years ago, the magical follies and landscapes at this park were almost lost to time before being restored.

This medieval sanctuary's tree-framed door looks like a portal to a mythical realm.

A rocky sea serpent hides caves, blowholes, and a spectacular natural bridge.

At high tide this strange footbridge appears to have no purpose whatsoever.

Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

A subterranean playground in an abandoned slate mine.

A unique waterfall that some believe attracts the fairfolk.

Surreal riveted sea forts once protected the Kent shores from German attack.

400-year-old garden, restored to beauty.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

This tangled English forest looks like something right out of a fairytale.

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

A beautiful geyser under environmental threat.

The first declared National Monument in the United States.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

A kaleidoscopic warehouse-maze of handmade neon signs.

Rippling sand dunes frozen in the Arizona rock.

A psychedelic labyrinth on the San Francisco bay.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

A huge musical instrument played by the ocean.