On the outskirts of a desert trading village high on the Andean plain, steel giants have been destroyed by salt winds.

An engineering error ensured this cavernous 350-foot-long subterranean thoroughfare was never used as intended.

The small sanctuaries lie just off the beaten path near one of Bhutan's most famous attractions.

This floating garden in the sky is straight out of a fairy tale, but the real thing is nothing short of magical.

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

Its history includes dinosaur fossils, cattle rustlers, Georgia O'Keeffe, and a mythical giant rattlesnake named Vivaron.

A sapling of the legendary tree where conquistador Hernán Cortés sat and wept after an Aztec uprising.

On this wooded path, a stained-glass window creates a spellbinding forest cathedral.

Some call this eerie forest of crooked trees the "Bermuda Triangle of Romania."

A trough of 700 strange bronze faces runs through a narrow alley in Ljubljana's old town.

In the middle of a remote desert town is a surprisingly opulent hotel.

You can row a boat through this ancient underground reservoir.

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

A comprehensive collection of bonsai set in a beautiful campus.

A glittering Thai Buddhist temple in suburban Pennsylvania.

A hidden tunnel leads to a medieval queen's shrine buried beneath a parking lot.

An abandoned Cold War missile radar site.

An abandoned giant glass dome sits in the bay in “the Venice of the East.”

This colorful creation wasn't always a welcome part of Toronto's Moccasin Trail Park.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

Centuries-old bridges grown from tangled roots.

The unbelievably opulent home built for an infamous newspaperman.

The atmospheric road was never meant to be so creepy.

Los Angeles's oldest cemetery allows visitors to trace the history of this proud city.