An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

This beautiful ridge-top trail is dotted by tiny homes apparently built by a group of itinerant fairies.

This dark, quiet forest on the outskirts of San Diego is dense with rumor and lore.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

Successful artist residence program has filled this ranch with dozens of sculptures over the years.

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

A strange house built only at night, with rumored mystic inspiration.

An ominous concrete cube cuts a dystopian silhouette atop this California mountain.

A hidden world of exotic succulents and cacti.

An eatery within a Bay Area Buddhist temple pulls off all your favorite Vietnamese classics without the meat.

Although it appears ancient and mysterious, the quirky folly was actually built 200 years ago by an eccentric estate owner.

Huge winged monument in the United Kingdom.

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

This dramatic landscape hidden on the Isle of Skye looks as though you've stepped into the magical realm.

This industrial area was the dumping ground for massive amounts of trash, some of which washes up as tiny bits of sea glass.

Submerged lava formations create incredible waterworks.

This former luxury resort in Kaua'i is now an abandoned relic.

A once-glowing grotto at the bottom of Waikapalae Wet Cave.

A 1920s speakeasy that had rum runners racing up and down the shores of California.

Once America’s most beautiful army base, this abandoned military fort on the coast of Monterey Bay has been left to the elements.