An artsy hidden staircase leads to breathtaking views of San Francisco.

An vast warehouse of everyday treasures in Berkeley, CA.

The tea room that pushed the boundaries of adorable straight into...we can't find the words.

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

One of the oldest producers of hand-folded fortune cookies still uses its original secret recipe.

This 19th-century church is now a popular roller rink.

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

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

A massive ultra-modern church presents a science-fiction view of Catholicism's inclusive future.

A vast city of the dead, where the deceased outnumber the living by more than a million.

After serving in World War II and picking up Apollo astronauts, this aircraft carrier has been turned into a museum overlooking the San Francisco Bay.

An ominous concrete cube cuts a dystopian silhouette atop this California mountain.

This quaint archive of the silent era preserves and pays homage to a seminal moment in film history.

This 252 step staircase offers stunning views of San Jose.

From the sky, a kaleidoscope of color brightens the grey landscape of the San Francisco Bay.

One of the largest free-standing structures ever built, this dirigible hangar is now simply a giant skeleton.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

A giant chess set, minus the psychedelic drug trip.

The largest permanent Monopoly board makes one of the longest games even bigger.

It is locally loved and ridiculed for literally looking like poop.

One of the largest Marian shrines on the West Coast stands rather unexpectedly in Silicon Valley.

The oldest house in the capital of Silicon Valley.

A statue commemorate Tommie Smith and John Carlos's brave protest at the 1968 Olympics, a watershed moment for civil rights.

The headquarters of the semiconductor giant has a 10,000-square-foot museum.