The rest of him lived another 61 years and was buried elsewhere.

This beautiful site is where the first transatlantic telegraph was sent from.

The first high-tech company in the valley that actually worked with silicon devices.

The World Wide Web was created in this nondescript corridor at CERN.

A mysterious monument covered in a binary code marks the heart of tech.

The only museum of sake in the United States is nestled in an unlikely California college town.

This (occupied) house is 10 feet wide and full of spite.

An abandoned convention space that has been left to the homeless and the radical.

International delicatessen has been owned and operated by the same family for more than 110 years.

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

A working model of the entire San Francisco Bay and much of the Sacramento River Delta, complete with regular tides that change every 14 minutes.

Abortion, prohibition, religion, war, and fear all play a part in the history of this idiosyncratic Pacifica castle.

An enormous artwork that colorfully celebrates over 150 years of US military achievements.

A man-made island in scenic San Francisco Bay.

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

A psychedelic labyrinth on the San Francisco bay.

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

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

San Francisco's newly reopened hands-on science museum.

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

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

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

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

These WWII-era murals were initially booed as a libelous portrayal of the American dream but have survived multiple attempts to have them destroyed.