This peaceful garden is hidden on the grounds of a spiritual organization founded by a pioneer yogi.

Rainbow-hued local gem in Venice.

Historic funicular railway, believed to be the shortest railroad in the world.

One man's homage to the sun continues to grow like a glass fractal.

A spiritual retreat in the heart of Los Angeles offers stunning gardens and a labyrinth to lose yourself in.

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

Hidden in the hills of Hollywood, this secluded Oz-themed garden is dotted with dozens of thrones.

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

Resting place of Hollywood's immortals is also site of summer film screenings.

A quirky collection of figurines backdropped by city views is hidden next to a popular restaurant in the Hollywood hills.

Erosion and time have created a naturally-formed water park.

A subterranean haunt where wine and homemade biscottis are always on the menu.

A museum dedicated to man's boldest venture.

The world's largest man-made underground caverns offer unparalleled underwater wonders.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

A historic house in St. Louis was plagued by a series of suicides committed by family members involved in a successful brewery.

One of few surviving standpipe water towers in the U.S.

A big museum full of little worlds.

University City's quirkiest resident lives in a park named after its first.

Entombed in this strange, white stone hill are the deadly remains of radioactive weapons production.