To get the bridge with the city of San Francisco in the background, pull over about half way up Conzelman Road. There's one spot where the Trans America Pyramid lines up with the North Tower.
In the winter you can get a great shot of the sunset behind the Golden Gate Bridge. You'll need a long lens and a tripod. Move back and forth until you get a pleasing composition.
This Civil War fort offers a unique view from directly underneath the bridge. The intricate girders contrast with the historic brickwork. Shoot in the late afternoon from the top level.
When walking across the bridge be sure to look up and explore different angles of the towers and cables. You'll find lots of intriguing compositions and abstracts. Early evening the light is best.
