A promotional sun clock on the site of San Francisco's great raceway.

Nuclear waste dump site now an environmental sanctuary.

Tenacious mummies survived dental problems, eternal entombment, and more than their fair share of devastating fires.

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

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

Adolph Sutro's little-known, geographically inaccurate, deprecated monument.

The miraculous hydrant that saved the Mission District in 1906.

This partially buried wreck is one of the most complete of its kind but is only revealed when the sea allows.

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

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

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

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

An overlooked and unassuming engineering marvel.

A monument to the love people have for their pets.

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

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

A pair of slides and a tree-lined stair corridor have been an urban oasis for nearly 40 years.

Tiki luxury on Nob Hill.

Nestled in the heart of San Francisco’s bustling Financial District stands a unique homage to the Mayan and Beaux Arts.

The tea room that pushed the boundaries of adorable straight into...we can't find the words.

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

There is no trying to fall in love with this Star Wars fountain, you just do or do not.

Its buzzing collection honors vibrator history.

The only theatre in the world constructed specifically for sound movement.