California's own majestic geyser is powered by a subterranean volcano.

This one-block alleyway is stuffed with street art that is colorful, cultural, and intensely political.

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

A raised boardwalk winds through a thicket of stunted, century-old trees no more than nine feet tall.

Travelers leave tea kettles in a remote part of Death Valley as part of a mysterious, decades-old tradition.

A speck of nature and art in one of San Francisco’s most notorious neighborhoods.

A hard-to-reach oasis in a desolate corner of Death Valley National Park.

Dive bar built out of the remains of a whaling ship.

Bonsai garden in Oakland is curated by the first non-Japanese female bonsai master in the United States.

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

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

Since 1973, this block has been home to the most concentrated collection of murals in San Francisco.

A modern day curiosity cabinet.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

An extensive collection of ancient Egyptian artifacts and mummies.

The highest dunes in California are the most likely place in the area to hear the Singing Sands.

Julia Morgan's Moorish-Gothic labyrinth of fountains, trees, natural light and Oakland's notable dead.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

A hidden subterranean installation offers a view of the sky.

A still functioning vaudeville carousel that has operated for over a century boasts a colorful menagerie and past.

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

The unbelievably opulent home built for an infamous newspaperman.

Golden Gate Park's historic collection of plants.

The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.