Breathtakingly blue walls shimmer inside the "Glacier Behind the Town."

An eatery for UFO seekers on the Extraterrestrial Highway.

Giant Redwood-themed cafeteria operates under the golden rule, "Dine Free Unless Delighted."

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

One man has carved a number of natural New Mexico caves into psychedelic sandstone temples.

An Australian lake whose pink hue defies scientific explanation.

It should come as no surprise that the best view of the Hollywood sign is from Batman's lair.

The ghostly remains of an accidental sea.

Possibly the world's only drive-in movie theater with an attached motel.

The scene of one of the darkest moments in American labor history has been left essentially untouched since the tragedy.

This eerily well-preserved coal town was saved from destruction by a Sean Connery movie.

A toxic ghost town sitting atop a massive coal fire.

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

A trash dump made beautiful by nature's power.

An enormous, inside-out glass globe built in 1935.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

High on a hill overlooking Los Angeles lives a world famous, high power conical Tesla Coil.

An old vending machine serves up unpredictable beverages from its seemingly magical insides.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

A 140-year-old castle with underground caves hidden in San Francisco.

The rocks in this arid basin leave trails of movement behind them.

Dramatic river bend surrounds a natural red-rocked pedestal.

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

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