caption: The image shows a poster of the coat of arms of the city of San Francisco, California. It features a logo with two birds, two crowns, and two swords, all on a white background. The logo is composed of a shield with a blue background, a red border, and a white star in the center. The two birds are facing each other, with the crowns on either side of the shield. The swords are crossed in front of them, and the shield is surrounded by a laurel wreath.