'Cause the fence start shaking, the earth was quaking.

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

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

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

There is no trying to fall in love with this Star Wars fountain, you just do or do not.

This old-world mansion with lush gardens is a gem in the heart of Silicon Valley.

Guarded by the Angel of Grief, the Stanford family tomb attracts an odd mix of halloween revelry and somber contemplation.

Rodin's famous depiction of Dante's 'Inferno', amidst a sculpture garden of many of his other works.

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

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

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

Explore more than 130,000 new and used books in the "world's largest outdoor bookstore."

The show's fictional Korean medical camp was created in the Santa Monica hills.

A Cold War site complete with rusty structures, hiking trails, and beautiful views.