This geodesic gallery holds a collection of painted spheres that make traditional canvases look lazy by comparison.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

This strange geological landscape erupts with sudden bursts of water.

The Dalai Lama named this New Zealand landscape the "Spiritual Center of the Universe."

A glacier pocked with ice caves and surrounded by rainforests.

New Zealand's epic shrine to all things puzzling.

Upside-down trees serve as natural flower pots in this hanging garden of Alaska.

One artist's love letter to his city and its citizens plays out across dozens of bright murals painted on the sides of decrepit buildings.

A ruined mansion hidden in the woods of the Hudson Valley, home of a tragically doomed romance.

A theme park that suffered massive flooding during Katrina was abandoned, and now proves irresistible to trespassing explorers.

Reclaimed by nature, the ruins of Doodletown, New York are remnants of a town consumed by a state park.

The once abandoned ruins of a Victorian beachside amusement park are now back in working order.

The mouldering remains of a disgraced British children's icon are hidden in the brush of a public park.

Cliffs full of fossils at the portal to England's Jurassic Coast.

A fiery crater has been burning in the Karakum Desert since 1971.

Hidden in an Italian forest is a completely homemade amusement park that has taken a lifetime to create.

World War II-era Nazi compound nestled in the Santa Monica hills.

Ancient cliffs resembling a kilt on Scotland's second largest island emit an entrancing sound.

These fantastically named natural pools look like something out of a Scottish myth.

Built during the Scottish boom in the oil industry, the village was never inhabited.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

This cramped crevasse saw the entire population of its island suffocated inside its depths.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.