Dresden architecture and numerous world-renowned museums and art collections, Dresden has been called "Elbflorenz" (Florence of the Elbe). The incorporation of neighbouring rural communities over the past 60 years has made Dresden the twelfth largest urban district by area in Germany after Berlin, Hamburg and Cologne. The nearest German cities are Chemnitz to the southwest, Leipzig to the northwest and Berlin to the north. Prague, Czech Republic is about to the south and to the east is the Polish city of Wrocław. Dresden is one of the greenest cities in all of Europe, with 63% of the city being green areas
Government of Hamburg the office of the protection of historical monuments, and the memorial site for the Neuengamme concentration camp. In 2005 its annual budget was €212.7 million. (German: "Arbeit, Soziales, Familie und Integration") (German: "Stadtentwicklung und Wohnen") Since law enforcement and police duties are partly in the responsibility of the German states, Hamburg has its own police force. This forces consists of the state police " Polizei Hamburg", the State Criminal Police Office (German: "Landeskriminalamt"), the Criminal Investigation Services ("Kriminalpolizei"), the Water Police ("Wasserschutzpolizei") controlling traffic in the port of Hamburg, the Stand-by Police ("Bereitschaftspolizei"), the Special Weapons and Tactics Unit ("Spezialeinsatzkommando")