This impressive tunnel was dug entirely by hand over the course of 36 years.

Named after a bandit and the star of several Hollywood prehistoric landscapes, these sandstone formations are a historical part of the Los Angeles natural landscape.

This ultra-modern home clings to the slope of the Hollywood Hills on a precarious stilt.

A bigger-than-life pun that has become a beacon of altruism.

Ingenious bakery opens up the first Cupcake ATM at their flagship location in Beverly Hills.

Secret Manor, a house full of legends, the least of which is the haunting of long-deceased ladies of pleasure.

Neither Spanish settlers nor anyone since has been able to tell who built these strange California rock walls.

One of the most unusual geological features, recognizable from a dozen hit movies.

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.

The programmatic glory of LA's giant whiskey barrel building has become an upscale reminder of the city's kitschy roadside past.

Sister store to the Echo Park Time Travel Store.

This glamorous old building is said to have inspired the Tower of Terror.

This massive redwood tree has a hole in the base big enough to drive through.

A former utopian healing center created by a huckster and built by derelicts.

One of the oldest reform schools in the United States, home to wayward boys such as Merle Haggard, now abandoned.

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.

One man's vast collection of artifacts and ephemera from matchbooks and postcards to vintage neon signs and cars.

One of the ghostly stops along Route 66.

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

The final resting place of a space program monolith.

Most famous work of one of Frank Lloyd Wright's sons.

Hundreds of trees made from glass bottles make up this forest on Route 66.

The site of murders and Satanic cult gatherings.

These millipedes glow not out of attraction, but as a not-too-subtle warning.