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

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

The remains of a ruined mansion memorialize the 1906 earthquake.

San Francisco's first World's Fair, dedicated to the wonders of California.

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

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

Furniture tries to escape an abandoned building in San Francisco.