Rare and gorgeous birds abound in this protected wildlife sanctuary.

A former gold rush boomtown has managed to stay in business for over 100 ramshackle years.

Jail from the 19th century that was built by inmates.

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

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

A hidden world of exotic succulents and cacti.

A sudden forest of traditional Papua New Guinean art works is hidden in a corner of Stanford University.

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

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

A Barbary Coast watering hole built into a Gold Rush shipwreck.

Condemned US Navy seaplane control tower turned officers’ club sits atop Yerba Buena Island.

A nondescript building that's been functioning as a speakeasy for nearly a century and a half.

Furniture tries to escape an abandoned building in San Francisco.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

One of the best absinthe distilleries in the United States.

An essential stop before plundering, BYO Cutlass.

A shop full of natural curiosities, carnivorous plants, and costumed taxidermied mice.

A ruined hotel with an unlucky history and an eerie present.

San Francisco Bay's ghost town.