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

One of the most elaborate displays of Jellyfish is on display at the aquarium.

Eat a tasty meal in the house where John Steinbeck was born.

Housed in a memorial lighthouse, this museum relays the history of surfing, beginning with the antics of royal Hawaiian teenagers.

This concrete ship has had four careers - World War I tanker, floating amusement park, fishing pier, and artificial reef.

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

The rusting remains of the largest assembled WWII fleet on the West Coast.

This subtle Berkeley paving stone actually marks off a lawless tube of air that extends into space.

The unedited photograph called "Bliss" has graced the screens of over a billion computers.

A sparse, solitary sequoia still stands as a living tribute to the famous conservationist who planted it—but it's dying.

This hidden amusement park is a magical escape for kids and kids-at-heart.

A unique solar-powered pottery studio and gallery in the desert.

A cozy bookstore is tucked within an old gold mine shaft beneath the cafe and ice cream shop.

Seven ceramic sculptures are scattered around this California college campus.

On the summer solstice each year, shadows align with a 14,000 square foot painting to reveal a secret message.

Puzzling...this tree looks like an assemblage of dismembered monkey limbs.

A mesmerizing disco ball-like sculpture along the Sacramento River Walk.

Art Deco stylings conceal the true nature of this bridge.

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

Curiously, this large sporting goods store features 14 wax representations of American presidents.

The only surviving prototype of Buckminster Fuller's revolutionary car.

This beloved roadside attraction welcomes visitors with his signature neon smile.

At the edge of the high desert, California's second-largest natural lake is home to a unique subspecies of trout adapted to its alkaline waters.

Before it was abandoned and left to rust alongside the road, this riverboat starred in a John Wayne movie.