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.

The ghostly remains of an accidental sea.

An off-grid art installation that encourages its visitors to imagine a world without waste.

A collection dedicated to the treatment of disease, held in London's oldest hospital.

In the middle of the desert, miles from any human life, sat an anomalous pay phone that still magically answers your calls.

A mountain range on an active U.S. Navy base hides thousands of mysterious prehistoric rock carvings.

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

This 19th century train workshop is a treasure trove of railroad history.

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

Its dark depths conceal millions of rare, delicate crystal formations.

Thousands of migrating monarchs overwinter clustered amongst the eucalyptus trees.

Wild West history in Hollywood style.

Inky sludge oozes to the surface of this beach thanks to a rare natural tar seep.

The remnants of a failed socialist commune can still be found just off a California highway.

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

Massive prehistoric mammals used these stones as oversized scratching posts.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

A UFO scrapyard in the California desert.

A watering hole where the options for seating include a bar, patio, or subterranean cave.

The peaceful gravesite of a rugged wild west gunman echoes the touching story of his last days.

The only thing stranger than stumbling onto these philosophical musings is the story of the homesteader who created them.

Four hundred granite steps were built into this massive rock by the National Park Service.

Once close to extinction, there is no shortage of elephant seals on the beaches of Año Nuevo State Park.