Join the circus for a few lessons to learn clowning, acrobatics, and Chinese contortion.

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

Get a taste of Chamorro cuisine, family-style, at this popular restaurant.

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

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

For nearly 50 years, this San Francisco nonprofit has been serving as a mix of recycling center and art school.

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

This historic roadhouse has many tales to tell of San Francisco's early history.

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

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

The oldest dim sum restaurant in the United States is a nostalgic jewel.

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

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

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

San Francisco's most expensive hotel suite includes a secret passageway rumored to have been used by JFK.

One of few lasting examples of the brief octagon craze that developed into folly.

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

Condemned US Navy seaplane control tower turned officers’ club sits atop Yerba Buena Island.

Masterful ceramic fountain and map of the Pacific Basin.

An enormous artwork that colorfully celebrates over 150 years of US military achievements.

Deco Modern sculptures of the people of the Pacific, cast for the 1939 Golden Gate International Exposition.

A man-made island in scenic San Francisco Bay.

The taxidermied remains of the "last wild grizzly bear in California" and of the symbol of the state of California.