Architecture in San Francisco

Big gun installations, built over a massive cemetery, now abandoned & hidden in trees.

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

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

A man-made island in scenic San Francisco Bay.

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.

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

Half of a house.

The best place in the park to test out your throwing arm.

Once the largest windmill outside of Holland, with enormous 114 foot sails.

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

Early prototype for Frank Lloyd Wright's Guggenheim.

Floating man-made island and upscale restaurant.

Radioactivity still cause for concern at this urban explorer's paradise.

The only theatre in the world constructed specifically for sound movement.

Appropriation-friendly collection of books, periodicals, and more.