The site of murders and Satanic cult gatherings.

San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.

The neighborhood shop is a sort of tiny cactus museum full of exotic specimens you can take home.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

Finale of "William Tell Overture" can be heard as drivers pass over grooves in the road.

An unfortunate geological resemblance to Satan has labeled this Pasadena gorge as a passage to the underworld.

This massive redwood tree has a hole in the base big enough to drive through.

This rare example of a "tidefall" is a spectacular drop from the cliffs down onto the beach.

Once thought to be the oldest living tree in the world, Methuselah was germinated before the Egyptian pyramids were built.

Everyone remembers Laurie Strode from Halloween, but this is the house where most of the blood was shed.

A 300-ship graveyard, with a few still visible at low tide.

A common entry point to the Griffith Observatory trail holds its own wonders.

Sister store to the Echo Park Time Travel Store.

An outdoor sculpture park of giant pink robots and post-apocalyptic Christmas scenes.

Visible below the waves are memorials to the city's Gold Rush dead.

An inconspicuous footbridge beloved by San Diego locals.

A ghost town at the airport is now a refuge for blue butterflies.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

"Looks so real, it's scary!"

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

An essential stop before plundering, BYO Cutlass.

Trails through lava-carved tube-caves display sparkling bacteria and a rich history.

Canyon walls shrouded in ferns.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.