The Federal City of Bonn (; ) is a city on the banks of the Rhine and northwest of the Siebengebirge (Seven Mountains) in the German state of North Rhine-Westphalia, with a population of 311,287 within its administrative limits. Bonn serves alongside the capital Berlin as the seat of government of Germany. The city is the second official seat and second official residence of the President of Germany, the Chancellor of Germany, the Bundesrat, and the first official seat and first official residence of six German federal ministries. Bonn is located in the southernmost part of the Rhine-Ruhr region, the largest metropolitan area of Germany, with over 11 million inhabitants.