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

A monument to the love people have for their pets.

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

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

A library and museum dedicated to typography.

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

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

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

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

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

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

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

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

A hidden subterranean installation offers a view of the sky.

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

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

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 remains of a ruined mansion memorialize the 1906 earthquake.

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

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

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

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

The randomness of this wall of lava lamps helps encrypt up to 10 percent of the internet.

A collection of 20th-century automata, penny arcade games, and musical contraptions.