A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

The highest point in Washington state is a volcano covered in glaciers.

This former coal gasification plant found a curious second life as a popular public park.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

Bonsai trees that are up to a thousand years old.

A little piece of the Shire is hidden behind a plant nursery in Port Orchard, Washington.

A wall of chewing gum moonlights as collective art.

This spa theme park lets its guests take a dip in pools of coffee, wine, or ramen broth.

The magic's in the hole!

Every autumn, this hillside is ablaze with red summer cypress.

A 100-year-old purveyor of curiosities, curios, and kitsch featuring mummies, shrunken heads, and a Fiji Mermaid.

Hot springs monkey spa in the middle of Hell's Valley.

The fairy tale castle of the “fairy-tale king,” this was also the inspiration for Disney’s “Sleeping Beauty.”

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

A man-made island in scenic San Francisco Bay.

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Fine dining in the bizarre world of Lewis Carroll.

Sleep snuggled in a sphere suspended atop the forest canopy of Vancouver Island.

Canada shows its hockey pride with a giant stick.

A battle between nature and architecture in the Cambodian jungle.