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

Guns that have been defending San Francisco since 1904.

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

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

Where a staggering 747 ships were constructed during World War II.

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

A modest reminder of treacherous waters at the Golden Gate.

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

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

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

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

This residential door allows San Francisco muggles a glimpse at the wizarding world.

Faceless white figures loom over the city from the rooftop.

A shining, cold, black organ lies in San Francisco's financial district.

Gold Rush-era tombstones line the park's paths.

A garden oasis filled with flowers mentioned in the works of William Shakespeare.

An elaborate gift from Claus Spreckels is now a piece of San Francisco history.

The stones that traveled from Spain to eventually become a holy place for San Francisco's nature worshippers.

San Francisco’s condensed garden of incredible plant growth.

The oldest lawn bowling club in the United States.

A famous alternative culture epicenter and where Joplin serenaded young hippies.

An overlooked and unassuming engineering marvel.

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

The restored and active Victorian-era final resting place of San Francisco.