Quote Originally Posted by Mark Sedenquist View Post
How about now?

I'm a bit brain-dead -- I used an image that was uploaded to a non-public album on this site...
Yeah, I can see it now.

That appears to be Angel Island on the left, and Alcatraz on the right, so we're somewhere on the northern tier between Fort Point and Fisherman's Wharf, so I'm going to guess this is the Wave Organ, and a Google search on that turns up this site.