This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

A hand-built folk art installation covered with messages of God's love.

A UFO scrapyard in the California desert.

Every weekend, people gather here for a brief chance to see their loved ones on the other side of the United States–Mexico border.

Legend says one of the world's largest marine geysers is actually a whale that got wedged within the rocks.

Huge hole looks down onto an underground beach populated with sea lions.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

An extensive collection of ancient Egyptian artifacts and mummies.

Housed in a memorial lighthouse, this museum relays the history of surfing, beginning with the antics of royal Hawaiian teenagers.

Centuries of crashing waves carved out this small hole in the rock, which lights up at certain parts of the year.

This stretch of beach along California's central coast is a busy highway for the largest seal in the northern hemisphere.

A massive volcanic plug is now a protected area that hosts a number of bird species.

A hotel and restaurant serving as the mecca of kitsch.

California's oldest wind harp represents a historic piece of America's Danish history.

This serene oasis in an affluent Los Angeles neighborhood holds some of Gandhi's ashes and got Elvis into Eastern Philosophy.

Her final resting place was intended to be modest and private, but the power of her popularity continues to draw visitors.

The blinking light atop the iconic landmark has been sending secret messages for decades.

This bank is widely believed to be the inspiration for the offices of Philip Marlowe, the hardboiled detective featured in a number of Raymond Chandler's stories.

The remains of the first punk club in L.A.

This star-studded Old Hollywood restaurant is where fettuccine Alfredo made its United States debut.

The decor of this Hollywood movie palace just barely predated the opening of King Tut's tomb.

This Hollywood dive houses a mural painted by the artists who animated its namesake film.

This centerpiece of the Hollywood & Highland shopping center is a recreation of a long-lost movie set.

Hollywood's oldest hotel is the site of the first Academy Awards, the birthplace of Marilyn Monroe's career, and the home of Montgomery Clift's ghost.