A still functioning vaudeville carousel that has operated for over a century boasts a colorful menagerie and past.

Longtime headquarters of controversial boys' club for the world's wealthiest and most powerful.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

Early prototype for Frank Lloyd Wright's Guggenheim.

A library built during San Francisco's pioneer times is a student's retreat, bibliophile's sanctuary, and chess player's delight.

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

Alleyway plaque commemorating the death of a fictional character in The Maltese Falcon, not far from the author's home.

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

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

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

Noble beasts perhaps, but not the Emperor's dogs.

A whimsical antique shop with a strong air of mystery, filled with items from ages, and what feels like worlds, past.

Floating man-made island and upscale restaurant.

A monument to the love people have for their pets.

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

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.

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

One time home to turn of the century explosives, now hidden under the Bay Bridge.

Collective dedicated to restoring steam engines.

One of the best absinthe distilleries in the United States.

An extensive collection of ancient Egyptian artifacts and mummies.

This quaint archive of the silent era preserves and pays homage to a seminal moment in film history.

A 140-year-old castle with underground caves hidden in San Francisco.