Another of California's unused Cold War missile defense complexes has become a graffiti gallery.

The old Niles Canyon Aqueduct in the San Francisco Bay Area is a bemusing and secret trail through nature for wayward travelers.

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

One of the best absinthe distilleries in the United States.

Playable, historic pinball machines fill this Alameda museum.

Come for the records, stay for the retro pinball machines.

The perfect spot for a picnic, right next to a giant ballistic missile.

The former Naval shipyard is open for exploring - mostly.

Nursery with extensive collection of flesh-eating plants operated by the author of "The Savage Garden."

340 bicycles, 65 feet high.

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

A strange house built only at night, with rumored mystic inspiration.

Neither Spanish settlers nor anyone since has been able to tell who built these strange California rock walls.

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

Each summer, the migratory bats living beneath the bypass form "batnadoes" at dusk.