A trash dump made beautiful by nature's power.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

The abandoned zoo enclosures offer a perfect place to experience the other side of the bars.

A one-of-a-kind collection of a unique medium.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

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

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

The legendary building that needed ghostly approval before being built.

A psychedelic labyrinth on the San Francisco bay.

World's largest collection of serial killer artwork and other macabre exhibits.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

A huge musical instrument played by the ocean.

Hidden in a grotto 26 feet below Nottingham's oldest hotel, this stylish subterranean drinking den is notoriously hard to find.

The sinister ruins of one of the worst dam failures of the 20th century lie in this astonishing alpine setting.

A secluded natural oasis hidden deep along a rainforest trail.

The romantic botanic tunnel feels like a well-kept secret.

An ancient passage filled with stalls selling used books, once frequented by Vincent Van Gogh.

A theme park made of glass, from the gleaming books on the shelves to the crystal fish in the mirror lake.

South Korea's only sex-themed park.

South Korea's women of the sea have completely flipped their society's structure by becoming revered fisherwomen.

Various forms of phallic art decorate this hill in commemoration of legendary local tragedy.

A chilling monument to Korean patriots who resisted the Japanese occupation.

Ancient temple is home to centuries of art and spiritual artifacts.