Law-protected wreckage serves as a peculiar memorial for an almost forgotten World War II tragedy.

Shoot for par over the bodies of the dead on this cemetery-cum-golf course.

A free, public museum dedicated to the fascinating science of sight.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

The only visible piece of San Francisco's most famous shipwreck.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

Fonts are born and bred here at the oldest letterpress type foundry in the United States.

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

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

An unassuming grey box sitting on San Francisco's Pier 17 is a "sky diary" of the coastal city's temperamental weather.

Once the fastest ship from San Francisco to Tahiti, the Galilee now lays in pieces in three different cities.

A modern mechanical planetary system, part of a 10,000 year clock.

Inside this museum, the history of the Walt Disney Family empire is on full display.

A winding path built in secret on the edge of the continent.

Guns that have been defending San Francisco since 1904.

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

Frank Lloyd Wright died a year before construction on his largest public project even began.

Abandoned landscape once home to "the world's largest winery."

Of all the origin stories for weed's secret code, this one likely has the goods.

Internationally-recognized arts center housed in a century-old former military barracks.

George Lucas donated this park to honor the birthplace of his two biggest movie franchises.

Social saloon from a scrapped trans-Pacific 19th century steamer.

An abandoned, unfinished mansion on grounds strewn with lava rocks.