The castle garden is located on a bastion of the imperial castle. In the early 11th century Nürnberg was founded on both sides of the river Pegnitz. In 1219 Nürnberg received town rigths and Imperial Immediacy. There is an Imperial Castle in Nürnberg. Many Imperial Diets were held in Nürnberg. The city was a most important center of commerce and was the center of the Renaissance in Germany.
Wikipedia: Nuremberg (not to be confused with Nürburg) (German: Nürnberg [ˈnʏɐ̯nbɛɐ̯k]) is a city in the German state of Bavaria, in the administrative region of Middle Franconia. It is situated on the Pegnitz river and the Rhine–Main–Danube Canal and is Franconia's largest city. It is located about 170 kilometres north of Munich, at 49.27° N 11.5° E. The population (as of January 2006) is 500,132.