Question: Which city on the banks of the Rhine is home to a museum of contemporary history with around one million visitors every year?

full_context: Document 1: House of European History: The House of European History (HEH) is a museum in Brussels, Belgium that focuses on the history of Europe since 1789. It is an initiative by the European Parliament and opened on 6 May 2017. As a cultural institution and exhibition centre, the House of European History intends to promote the understanding of European history and European integration, through a permanent exhibition and temporary and travelling exhibitions.
Document 2: Haus der Geschichte: Haus der Geschichte (officially "Haus der Geschichte der Bundesrepublik Deutschland", i. e. "House of the History of the Federal Republic of Germany") is a museum of contemporary history in Bonn, Germany. With around one million visitors every year, it is one of the most popular German museums. The Haus der Geschichte is, as well as the "Zeitgeschichtliches Forum Leipzig", the "Tränenpalast" am Bahnhof Friedrichstraße and the "Museum in the Kulturbrauerei" part of the "Haus der Geschichte der Bundesrepublik Deutschland Foundation". The foundation's place of business is Bonn.
Document 3: Politics of Berlin: Berlin is a city-state and the capital of the Federal Republic of Germany. The President of Germany, whose functions are primarily ceremonial under the German constitution, has his official residence in Schloss Bellevue. Berlin is the seat of the German executive, housed in the Chancellery (the "Bundeskanzleramt"). Facing the Chancellery is the Bundestag, the German Parliament, housed in the renovated Reichstag building since the government's move to Berlin in 1998. The Bundesrat ("federal council", functioning as an upper house) represents the Federal States ("Bundesländer") of Germany and has its seat at the former Prussian House of Lords.
Document 4: Bavaria: Bavaria ( German: "Bayern" ] ; Czech: "Bavorsko" ), officially the Free State of Bavaria (German: "Freistaat Bayern" ] ) is a landlocked federal state of Germany, occupying its southeastern corner. With an area of 70,550.19 square kilometres (27,200 sq mi), Bavaria is the largest German state by land area. Its territory comprises roughly a fifth of the total land area of Germany. With 12.9 million inhabitants, it is Germany's second-most-populous state (after North Rhine-Westphalia). Bavaria's capital and largest city, Munich, is the third largest city in Germany.
Document 5: Dortmund: Dortmund (] ; Low German: "Düörpm" [ˈdyːœɐ̯pm̩] ; Latin: "Tremonia" ) is an independent city in North Rhine-Westphalia, Germany. It is in the middle part of the state and is considered to be the administrative, commercial and cultural centre of the eastern Ruhr area. Its population of 581,612 (2015) makes it the 8th largest city in Germany. Moreover, Dortmund is the largest city by area and population in the Ruhr Area, an urban area with some 5.1 million (2011) inhabitants which is the largest urban agglomeration in Germany.
Document 6: Bonn: The Federal City of Bonn (] ) is a city on the banks of the Rhine in the German state of North Rhine-Westphalia, with a population of over 300,000. About 24 km south-southeast of Cologne, Bonn is in the southernmost part of the Rhine-Ruhr region, Germany's largest metropolitan area, with over 11 million inhabitants.
Document 7: Frankfurt: Frankfurt, officially Frankfurt am Main (Literally "Frankfurt on the Main", ] ), is a metropolis and the largest city in the German state of Hesse and the fifth-largest city in Germany, with a 2015 population of 732,688 within its administrative boundaries, and 2.3 million in its urban area. The city is at the centre of the larger Frankfurt Rhine-Main Metropolitan Region, which has a population of 5.5 million and is Germany's second-largest metropolitan region after Rhine-Ruhr. Since the enlargement of the European Union in 2013, the geographic centre of the EU is about 40 km to the east of Frankfurt's CBD, the Bankenviertel. Frankfurt is culturally and ethnically diverse, with around half of the population, and a majority of young people, having a migration background. A quarter of the population are foreign nationals, including many expatriates.
Document 8: Frankfurt: Frankfurt, officially Frankfurt am Main (Literally "Frankfurt on the Main", ] ), is a metropolis and the largest city in the German state of Hesse and the fifth-largest city in Germany, with a 2015 population of 732,688 within its administrative boundaries, and 2.3 million in its urban area. The city is at the centre of the larger Frankfurt Rhine-Main Metropolitan Region, which has a population of 5.5 million and is Germany's second-largest metropolitan region after Rhine-Ruhr. Since the enlargement of the European Union in 2013, the geographic centre of the EU is about 40 km to the east of Frankfurt's CBD, the Bankenviertel. Frankfurt is culturally and ethnically diverse, with around half of the population, and a majority of young people, having a migration background. A quarter of the population are foreign nationals, including many expatriates.
Document 9: Germany: Germany ( ; German: "Deutschland" , ] ), officially the Federal Republic of Germany (German: "Bundesrepublik Deutschland" ,    ), is a federal parliamentary republic in central-western Europe. It includes 16 constituent states, covers an area of 357,021 km2 , and has a largely temperate seasonal climate. With about 82 million inhabitants, Germany is the most populous member state of the European Union. After the United States, it is the second most popular immigration destination in the world. Germany's capital and largest metropolis is Berlin, while its largest conurbation is the Ruhr, with its main centres of Dortmund and Essen. The country's other major cities are Hamburg, Munich, Cologne, Frankfurt, Stuttgart, Düsseldorf, Leipzig, Bremen, Dresden, Hannover and Nuremberg.
Document 10: Düsseldorf: Düsseldorf (] , Low Franconian, Ripuarian: "Düsseldörp" [ˈdʏsl̩dœɐ̯p] ) is the capital city of the German state of North Rhine-Westphalia and the seventh most populous city in Germany. Düsseldorf is an international business and financial centre, renowned for its fashion and trade fairs. The city is headquarters to one Fortune Global 500 and two DAX companies. Messe Düsseldorf organises nearly one fifth of premier trade shows.
Document 11: German Architecture Museum: The German Architecture Museum ("Deutsches Architekturmuseum") (DAM) is located on the Museumsufer in Frankfurt, Germany. Housed in an 18th-century building, the interior has been re-designed by Oswald Mathias Ungers in 1984 as a set of "elemental Platonic buildings within elemental Platonic buildings". It houses a permanent exhibition entitled "From Ancient Huts to Skyscrapers" which displays the history of architectural development in Germany.
Document 12: Tourist attractions in Vienna: The tourist attractions of Vienna concentrate in three distinct areas. The largest cluster, centred on Schönbrunn Palace, attracted around five million visitors in 2009, down from six million in 2008. Museums and exhibitions of Hofburg Palace accounted for nearly two million visitors in 2008, with a significant decline in 2009. The third, and the newest, cluster of modern art museums in Museumsquartier attracted less than one million visitors. Nearby duo of Kunsthistorisches and Naturhistorisches museums, located halfway between Museumsquartier and Hofburg, also reported around one million visitors. The Landstraße district, which lies south-east of the old city, is home to art exhibitions at the Belvedere Palace and the KunstHausWien.
Document 13: Reichstag building: The Reichstag (German: "Reichstagsgebäude" ] ; officially: "Deutscher Bundestag - Plenarbereich Reichstagsgebäude" ] ) is a historic edifice in Berlin, Germany, constructed to house the Imperial Diet (German: "Reichstag"), of the German Empire. It was opened in 1894 and housed the Diet until 1933, when it was severely damaged after being set on fire. After World War II, the building fell into disuse; the parliament of the German Democratic Republic (the "Volkskammer") met in the "Palast der Republik" in East Berlin, while the parliament of the Federal Republic of Germany (the "Bundestag") met in the "Bundeshaus" in Bonn.
Document 14: Stadtmuseum Gütersloh: The Stadtmuseum Gütersloh (Gütersloh Town Museum) is a museum in Gütersloh, Germany, dealing with the city’s history. Under the auspices of Gütersloh’s association for local history it accommodates – beside exhibits to Gütersloh’s local history – two exhibitions referring to the history of medicine and the industrial history. Every year about five to seven special exhibitions about local topics respectively travelling exhibitions take place in addition to these three permanent exhibitions. The medical-historic collection – the flagship of the museum – was granted a special prize of the European Museum of the Year Award in 1990. A desk of the Nobel Prize winner Robert Koch and an iron lung are some of the most important exhibits.
Document 15: Barcelona City History Museum: The Barcelona City History Museum (Catalan: "Museu d'Història de Barcelona", Spanish: "Museo de Historia de Barcelona", acronym MUHBA) is a city museum that conserves, researches, communicates and exhibits the historical heritage of the city of Barcelona, from its origins in Roman times until the present day; it is funded by the Barcelona municipality. The museum's headquarters are located on Plaça del Rei, in the Barcelona Gothic Quarter ("Barri Gòtic"). It also manages several historic sites all around the city, most of them archaeological sites displaying remains of the ancient Roman city, called "Barcino" in Latin. Some others date to medieval times, including the Jewish quarter and the medieval royal palace called the Palau Reial Major. The rest are contemporary, among them old industrial buildings and sites related to Antoni Gaudí and the Spanish Civil War. The museum was inaugurated on 14 April 1943; its principal promoter and first director was the historian Agustí Duran i Sanpere.
ground_truth: Bonn