Outside San Francisco lies a small clown cemetery and memorial.

A large instrument played by the wind.

A sudden forest of traditional Papua New Guinean art works is hidden in a corner of Stanford University.

A hidden world of exotic succulents and cacti.

Guarded by the Angel of Grief, the Stanford family tomb attracts an odd mix of halloween revelry and somber contemplation.

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

A humble garage, world-famous for being the epicenter of a technology revolution.

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

The Flatiron Building's storied West Coast cousin is a lot more into religion.

With statues of Nelson Mandela and Harvey Milk this monument has been called the Mount Rushmore of California.

Every Sunday, this Thai temple in Berkeley serves a backyard brunch.

It took years to decode its mysterious messages.

Eight huge lanterns lining a city street can change color on command.

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

Three plaques mark the spot where the "forgotten father of broadcasting" worked.

Anyone can control this glittery light installation with just a phone call.

At night, this glittering musical tunnel draws skaters and photographers.

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

A giant chess set, minus the psychedelic drug trip.

The headquarters of a secretive order is also a beautifully-designed park.

This 252 step staircase offers stunning views of San Jose.

A lonely monument to the original Silicon Valley tech campus.

A mysterious monument covered in a binary code marks the heart of tech.

The longest step street in the city.