A walk through the historic city center, under the streets of Seattle.

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

Nestled in the heart of San Francisco’s bustling Financial District stands a unique homage to the Mayan and Beaux Arts.

A storybook European village in Berkeley.

The California capital city once stood 10 feet lower than it does today.

Once close to extinction, there is no shortage of elephant seals on the beaches of Año Nuevo State Park.

Elephant seals and sea lions have turned the abandoned buildings on this island into their endangered love shack.

One of the most elaborate displays of Jellyfish is on display at the aquarium.

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

Thousands of crosses and markers for soldiers who lost their lives in Iraq and Afghanistan blanket a California hillside.

Since 1973, this block has been home to the most concentrated collection of murals in San Francisco.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

An overlooked and unassuming engineering marvel.

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

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