A New England-style lighthouse along California's beautiful Highway 1 gets a re-do.

The California capital city once stood 10 feet lower than it does today.

Where the first "expert riders, willing to risk death daily" for the Pony Express were recruited.

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

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

The rusting remains of the largest assembled WWII fleet on the West Coast.

Another of California's unused Cold War missile defense complexes has become a graffiti gallery.

A burnt orange monolithic dome structure perched on a hillside near Interstate 280.

Megachurch turned Catholic church comprised of 10,000 glass panes.

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

San Francisco Bay's ghost town.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

A chain of bells connect the California Missions and honor the legend of the "King’s Highway."

A deserted hodgepodge of experimental structures designed by nearby university students.

This collection of reclaimed landmines acts as both an exhibition of their deadly history and as a shelter for children affected by them.

A battle between nature and architecture in the Cambodian jungle.

A ruined Maya city that suffered a years-long case of mistaken identity.

Mesoamerican monoliths and zoomorphic stones covered in royal visages, ancient mythology, and grand celestial events.

One of the world’s most colorful cemeteries, where each pigment is symbolic.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

The southernmost outpost of the Russian Empire in colonial America.

Look closely and you’ll notice that the color changes a third of the way up the tower.

This restored colonial house was once home to the botanist responsible for bringing avocados to the U.S.