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

Life in this isolated, hilltop lighthouse was lonely, but it sure was lovely.

Two rocks in a perpetual kiss and one of "the most romantic spot in America."

More than 700 species live within this murky marvel of a swamp on California's coast.

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

The most beautiful Taco Bell in the world even has surfboard parking.

Once the largest windmill outside of Holland, with enormous 114 foot sails.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

A hidden gem, named after a San Franciscan icon, offers spectacular views of the Pacific Ocean.

A modest reminder of treacherous waters at the Golden Gate.

Guns that have been defending San Francisco since 1904.

Beneath the southern end of the Golden Gate Bridge is the “Gibraltar of the West Coast,” a fort built to protect the San Francisco Bay from naval attack.

A psychedelic labyrinth on the San Francisco bay.

San Francisco's newly reopened hands-on science museum.

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

Fourteen curious and controversial white bunnies sit in a circle near Newport Beach City Hall.

This strange seaside tower got its name from a wealthy eccentric who would hide coins among its stones.

At this gas station in the middle of the desert, a convenience store has been carved directly into the rock.

This symbol of peace is appropriately positioned overlooking the Pacific Ocean.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

This stockpile of junked electronic and mechanical gadgets is a favorite among Hollywood prop masters.

Graffiti-covered ruins that were once part of a farm owned by a mental hospital.

An outdoor display of military missiles developed at Point Mugu Naval Base.