A hidden subterranean installation offers a view of the sky.

An overlooked and unassuming engineering marvel.

This sailor's boneyard was lost under a parking lot for decades before being rediscovered.

A monument to the love people have for their pets.

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

Guns that have been defending San Francisco since 1904.

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.

Faceless white figures loom over the city from the rooftop.

Gold Rush ship-turned-hotel buried underneath San Francisco's financial district.

A collection of memorabilia from the Beat era in the back of a San Francisco bookstore.

A quiet nook at the top of a little-known hilltop park named after California's first poet laureate.

Recovered from the brink of extinction, at home in the Financial District.

A rococo retro-futurist future-rustic vernacular between yesterday’s tomorrow and the future that never was.

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

Amazing meticulous gardens of personal wood carvings, Hydrangea, Canna, and many other flowers.

The final resting place of the Emperor of the United States and Protector of Mexico.

A vast city of the dead, where the deceased outnumber the living by more than a million.

Outside San Francisco lies a small clown cemetery and memorial.

This odd little museum holds exhibits on everything from blacksmith equipment to hair jewelry.

The peaceful gravesite of a rugged wild west gunman echoes the touching story of his last days.

A bronze tribute to a legendary Californian, the self-proclaimed "Emperor of the United States."

A 1920s speakeasy that had rum runners racing up and down the shores of California.

A classically inspired temple in Redwood City.