In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

An enormous illuminated figure dances on the Las Vegas strip.

A man-made island in scenic San Francisco Bay.

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

From the Difference Engine to the Cray-1, all under one roof.

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