An unassuming grey box sitting on San Francisco's Pier 17 is a "sky diary" of the coastal city's temperamental weather.

These WWII-era murals were initially booed as a libelous portrayal of the American dream but have survived multiple attempts to have them destroyed.

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

Gold Rush ship-turned-hotel buried underneath San Francisco's financial district.

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

A brooding mansion of clinker brick stands out among the Victorian houses of Pacific Heights.

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

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

Half of a house.

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

Home of modern dancer famously strangled by her own scarf.

Reverend Franzo Wayne King administers spiritual enlightenment through the music of the jazz legend.

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