United States Navy Ship City of Bismark traverses San Francisco Bay.
Credit, By The Institute of Heraldry - http://www.tioh.hqda.pentagon.mil/Catalog/HeraldryMulti.aspx?CategoryId=10447&grp=5&menu=Uniformed%20Services&from=recent, Public Domain, https://commons.wikimedia.org/w/index.php?curid=57838806
