Braunschweig [ˈbraʊnʃvaɪk], known as Brunswiek [ˈbrɔˑnsviːk] in Low German, is a city of 245,810 people (as of 31 December 2007), located in Lower Saxony, Germany. It is located north of the Harz mountains at the farthest navigable point of the Oker river, which connects to the North Sea via the rivers Aller and Weser. The historic English name for Braunschweig is Brunswick.