The remains of a deserted steamboat sit rusting beside an old ferry pier and an abandoned train platform.

These structures were inspired by both Native American shelters as well as, strangely, an ice cream shop.

This Southern Californian Conservation Center is home to singing and howling apes.

One man's quest for the ultimate road trip vehicle.

A lighthouse built to save lives that took quite a few with its treacherous location.

This hidden fire lookout offers spectacular views of Sequoia National Park.

This strangely vacant Western amusement seems to be an empty tribute to residents of Lucerne Valley.

This 1920s masterpiece of French Quarter architecture hides a secret tunnel used by Albert Einstein.

The "Kill Bill Church" was transformed into a place of worship after a long Hollywood history.

Hidden beneath a lake for decades, this brutalist mine has now emerged from beneath the receding waters.

A plaque and memorabilia collection mark where A&W got its start.

This little gem of Spanish Colonial architecture has been abandoned since the 1950s.

This crumbling Death Valley mining complex was known for its use of giant, 20-mule team wagons.

A shockingly detailed small scale recreation of the temples of Abu Simbel.

This concrete ship has had four careers - World War I tanker, floating amusement park, fishing pier, and artificial reef.

A remote desert lookout offers unparalleled views of the California badlands for those who brave the trek.

The home of one of California's most important horticulturalists wilts amidst a lovely park.

Once the central jail for Los Angeles, this building housed inmates like Al Capone, those arrested from the Zoot Suit and Watts Riots, and individuals imprisoned for their sexuality.

An abandoned boat that's been stranded mysteriously for decades.

This nonsensical smiling boat shuttles passengers between two places they could've easily walked between.

Traversing these canyons, visitors can take in stunning views and glimpses of the region's history.

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

This giant temperature attraction created some giant electric bills.

Where a staggering 747 ships were constructed during World War II.