Geography and urban development of Dresden past 60 years has made Dresden the fourth largest urban area in Germany after Berlin, Hamburg, and Cologne. The most important river in Dresden is the Elbe river, the only navigable body of water to flow through the city. There are also a number of tributaries such as the river Weißeritz. The nearest German cities are Chemnitz (80 km to the southwest), Leipzig (100 km to the northwest) and Berlin (200 km to the north). The Czech capital Prague is about 150 km to the south; the Polish city of Wrocław is about 200 km to the east. There are
Government of Hamburg 5 May 1842 until 8 May. In total 4858 medals were awarded. The inscription on the medal states "Das Dankbare Hamburg Seinen Freunden In Der Noth" ("The grateful Hamburg in need to its friends"). During World War I the Hanseatic Cross (German: "Hanseatenkreuz") was awarded by the three Hanseatic Cities of Bremen, Hamburg and Lübeck, who were member states of the German Empire. Each city-state established its own version of the cross, but the design and award criteria were similar for each. There were approximately 50,000 awards of the Hanseatic Cross of Hamburg. In 2007 the "Herbert Weichmann medallion", named