This private residence was the template for one of the most beloved television homes of all time.

Concrete strongholds stand guard over the Golden Gate.

A modest reminder of treacherous waters at the Golden Gate.

A winding path built in secret on the edge of the continent.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

Depicting scenes of everyday life - and specific individuals - in Great Depression era San Francisco.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

A New England-style lighthouse along California's beautiful Highway 1 gets a re-do.

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

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

This giant shopping mall still holds signs of its automotive past.

This mountaintop beacon is only lit three times a year but shines like some kind of all-seeing eye.

Cows on a ranch are commonplace, scattered cow bones everywhere? Not so much.

Antiques by the Bay.

Oakland's beautiful monumental cemetery.

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

An "anarchical" no man's land, complete with garbage sculptures and a hobo-run "Landfillian Library."

A 90-acre park on former landfill that hosts an annual kite festival.

A pier that used to act as a busy ferry dock is now a decaying favorite of local fisherman and urban artists.

A playground built by the kids that is a child's wonderland, and a helicopter parent's nightmare.

Handmade treasures from around the world.

Worker-owned cooperative and resource for those looking to lighten their ecological footprint.

A private home built to resemble the shape of a microscopic creature.

An amazing collection of fantastic reptiles, amphibians, spiders, and insects.