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

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

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

An overlooked and unassuming engineering marvel.

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

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

This turn of the century masterpiece has a mysterious goaty interloper.

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

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

A hidden subterranean installation offers a view of the sky.

A historic hotel that made a cameo in Hitchcock's classic film has no intention of letting guests forget its fame.

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

This shop and studio is dedicated to the art of the book, from letterpress to bookbinding.

This 19th-century church is now a popular roller rink.

Golden Gate Park's historic collection of plants.

With the touch of a button, you can read a randomly selected short story.

San Franciscans leave gifts and messages for the magical beings that live behind the tiny, mysterious door installed on a tree in Golden Gate Park.

The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

The remains of a ruined mansion memorialize the 1906 earthquake.

In this century-old literary safehouse, print is alive and well.

San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

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

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