Sporting Brutalist architecture, this school is hidden amid a quiet suburban neighborhood.

Exquisite irises bloom every spring in this hillside garden.

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

This teeny-tiny park built by a San Francisco man in 1962 is mostly stairs.

Overflowing with shipping containers, this location has been transformed into a massive workspace for artists.

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.

Apple memorabilia in an undisclosed warehouse, hidden for undisclosed reasons.

These six walrus head statues harken back to a time when this area wasn't far from the oceanfront.

Internationally-recognized arts center housed in a century-old former military barracks.

Over a century old, this restored Victorian building is surrounded by a lush garden filled with rare palms.

San Francisco’s condensed garden of incredible plant growth.

This old-world mansion with lush gardens is a gem in the heart of Silicon Valley.

Home to one of the world’s largest collections of model yachts.

This 19th century train workshop is a treasure trove of railroad history.

A 1920s home transformed into an immersive art experience, where every room is a portal to another realm.

An art collective teaching the more fiery, metal-y art forms.

A porcelain company's former dumping ground, completely covered in pieces of collectible ceramics.

Where the alchemists dream of transmuting base metal into gold was actually achieved.

This collection of hand fans doubles as a history of femininity.

Once the fastest ship from San Francisco to Tahiti, the Galilee now lays in pieces in three different cities.

An archive of nearly every day of Buckminster Fuller's life.

The garage at the childhood home of Steve Jobs was a hangout for the founders of Apple, even if they never built computers there.

Location of the most powerful laser in the world, and the potential birthplace of tiny stars.

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