Gorgeous shot! I tried taking similar ones @ night, but they didn't turn out as well as I'd hoped. Not that people really care, but technically that's Yerba Buena Island. Treasure Island is the octagonal, man-made island, which was built off of YB. Still, keep up the great work.
"The whole problem with the world is that fools and fanatics are always so certain of themselves, but wiser people so full of doubts." Bertrand Russell
I went to San Francisco in the spring and it was gorgeous. I will be posting some of my own pictures on here sometime soon from my trip. Yours is awesome.