A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

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

This colorful boulder serves as a canvas for political statements and artistic expression.

Since 1973, this block has been home to the most concentrated collection of murals in San Francisco.

Lombard Street may be more famous, but this is the real “crookedest street in the world.”

A mysterious painting of the self-declared Emperor of the United States watches over a local hof-brau.

San Francisco's oldest operating hotel, with a Victorian atmosphere and a "haunted" fourth floor.

One of the smallest parks in San Francisco honors the legacy of the "Mother of Civil Rights in California."

Half of a house.

27-room home built with the fortune of a sugar magnate.

Its buzzing collection honors vibrator history.

Chevron maintains one “Standard” brand station per state so it doesn’t lose the trademark.

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

The historic building's ornate stained glass fixture has survived the devastating 1906 earthquake, ensuing fires, and multiple redevelopment attempts.

America's oldest Italian restaurant is a San Francisco institution.

This giant head is all that remains of a once proud statue that survived an earthquake but not a fall off of a wagon.

This contorting sculpture is the tallest in San Francisco.

This antique shop specializes in the history of print and design.

A modern frieze of ancient Grecian mythological figures playing a national pastime.

The original place where water met land in the City by the Bay is outlined in brass.

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

Early prototype for Frank Lloyd Wright's Guggenheim.

Where a demonstration led to equal rights for one of California's most marginalized communities.

Home of modern dancer famously strangled by her own scarf.