Depicting scenes of everyday life - and specific individuals - in Great Depression era San Francisco.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

Perfect your fly fishing technique on their practice ponds.

Home to one of the world’s largest collections of model yachts.

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

An artsy hidden staircase leads to breathtaking views of San Francisco.

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

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

Floating man-made island and upscale restaurant.

A psychedelic labyrinth on the San Francisco bay.

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

An overlooked and unassuming engineering marvel.

This print shop boasts one of the largest pinball arcades in San Francisco.

A modern mechanical planetary system, part of a 10,000 year clock.

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

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

A free, public museum dedicated to the fascinating science of sight.

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

An invitation-only museum of items natural and bizarre, arcane and exotic.

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

A library and museum dedicated to typography.

Built in 1906, this unique building was the first Hindu temple in the United States.

This private residence was the template for one of the most beloved television homes of all time.