Roer Dams
The Roer (, ) or Rur (; ) is a major river that flows through portions of Belgium, Germany and the Netherlands. It is a right (eastern) tributary to the Meuse (). About 90 percent of the river's course is in Germany. It is not to be confused with the rivers Ruhr and Röhr, which are tributaries of the Rhine in North Rhine-Westphalia. History During the Middle Ages the valley of the Roer lay mostly within the Duchy of Jülich. In 1795, until 1814, during which time the area was part of the French Republic and Empire, it gave its name to the French ''département'' of the Roer. The Roer represented an important front in the Allied push towards Germany at the end of the Second World War. A fortified area known as the Roer Triangle, formed by the towns of Roermond and Sittard, in the Netherlands, and Heinsberg in Germany, was the scene of heavy fighting at the beginning of 1945. Operation Blackcock was the code name for the clearing of the Roer Triangle. It was conduct ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Ruhr (river)
__NOTOC__ The Ruhr () is a river in western Germany (North Rhine-Westphalia), a right tributary (east-side) of the Rhine. Description and history The source of the Ruhr is near the town of Winterberg in the mountainous Sauerland region, at an elevation of approximately . It flows into the lower Rhine at an elevation of only in the municipal area of Duisburg. Its total length is , its average discharge is at Mülheim near its mouth. Thus, its discharge is, for example, comparable to that of the river Ems in Northern Germany or the River Thames in the United Kingdom. The Ruhr first passes the towns of Meschede, Arnsberg, Wickede, Fröndenberg, Holzwickede, Iserlohn, and Schwerte. Then the river marks the southern limit of the Ruhr area, passing Hagen, Dortmund, Herdecke, Wetter, Witten, Bochum, Hattingen, Essen, Mülheim, and Duisburg. The Ruhr area was Germany's primary industrial area during the early- to mid-20th century. Most factories were located there. The oc ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Sittard
Sittard (; ) is a city in the Netherlands, situated in the southernmost province of Limburg. The town is part of the municipality of Sittard-Geleen and has almost 37,500 inhabitants in 2016. In its east, Sittard borders the German municipality of Selfkant (in the state of North Rhine-Westphalia). The city centre is located at 45 m above sea level. History Archaeological discoveries have dated the first settlement in the Sittard area around 5000 B.C. Present day Sittard is assumed to have been founded around 850 A.D. and to have been built around a motte. Sittard was first mentioned in 1157. It was granted city rights by the Duke of Limburg in 1243. In 1400 it was sold to the Duchy of Jülich, and remained in its possession until 1794. The city was destroyed and rebuilt repeatedly, due to fires and various conflicts during the 15th-17th century. It was a stronghold until it was largely destroyed in 1677, during the Franco-Dutch War. Under French occupation (1794-1814), Si ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Rur Dam
The Rur Dam () is a 77.2 metre high dam located in the southwestern part of the state of North Rhine-Westphalia in Germany. It was built in 1939 and impounds the Roer to form the Roer Reservoir (''Rurstausee'' or ''Rursee'') which is 7.83 km2 in area. It lies within the districts of Aachen and Düren. History The original dam was built between 1934 and 1938 from earth and stone, with an inner lining of loam, coming into service in 1939. During the Second World War, on February 10, 1945, to impede the advance of the Anglo-Canadian 21st Army Group during Operation Veritable, water was released from the sluice gates; this delayed supportive action (Operation Grenade) by the American Ninth Army for two weeks. Construction from 1955 to 1959 raised the height of the dam by 20 meters to its present height of 77 meters above the riverbed. Headwaters and tailwaters The headwaters of the Rur Reservoir, with their length in kilometres (km), according to the ''Deutsche Grundkart ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Eifel
The Eifel (; , ) is a low mountain range in western Germany, eastern Belgium and northern Luxembourg. It occupies parts of southwestern North Rhine-Westphalia, northwestern Rhineland-Palatinate and the southern area of the German-speaking Community of Belgium. The Eifel is part of the Rhenish Massif; within its northern portions lies the Eifel National Park. The Eifelian stage in geological history is named after the region because rocks of that period reach the surface in the Eifel at the Wetteldorf Richtschnitt outcrop. The inhabitants of the Eifel are known as Eiflers or Eifelers. Geography Location The Eifel lies between the cities of Aachen to the north, Trier to the south and Koblenz to the east. It descends in the northeast along a line from Aachen via Düren to Bonn into the Lower Rhine Bay. In the east and south it is bounded by the valleys of the Rhine and the Moselle. To the west it transitions in Belgium and Luxembourg into the geologically related Ardenn ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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North Rhine-Westphalia
North Rhine-Westphalia or North-Rhine/Westphalia, commonly shortened to NRW, is a States of Germany, state () in Old states of Germany, Western Germany. With more than 18 million inhabitants, it is the List of German states by population, most populous state in Germany. Apart from the city-states (Berlin, Hamburg and Bremen), it is also the List of German states by population density, most densely populated state in Germany. Covering an area of , it is the List of German states by area, fourth-largest German state by size. North Rhine-Westphalia features 30 of the 81 German municipalities with over 100,000 inhabitants, including Cologne (over 1 million), the state capital Düsseldorf (630,000), Dortmund and Essen (about 590,000 inhabitants each) and other cities predominantly located in the Rhine-Ruhr metropolitan area, the largest urban area in Germany and the fourth-largest on the European continent. The location of the Rhine-Ruhr at the heart of the European Blue Banana make ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Signal De Botrange
Signal de Botrange is the highest point in Wallonia and in Belgium, located in the ''High Fens'' (''Hautes Fagnes'' in French, ''Hohes Venn'' in German, ''Hoge Venen'' in Dutch), at . It is the top of a broad plateau and a road crosses the summit, passing an adjacent café. It is also the highest point in the Ardennes and in the European part of the Benelux. For several decades a meteorological station was installed at signal de Botrange. Since 1999, it was replaced by an automatic station of the Royal Meteorological Institute of Belgium installed on Mount Rigi (scientific station of the High Fens - University of Liège), which is between the Signal and Baraque Michel which was formerly the highest point in Belgium prior to the annexation of the Eastern Cantons in 1919. Signal de Botrange experiences stronger winds than the centre of Belgium. Average and extreme temperatures are usually lower than at any other place in Belgium: the minimum temperature recorded () does not, ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Operation Grenade
During World War II, Operation Grenade was the crossing of the Roer river between Roermond and Düren by the U.S. Ninth Army, commanded by Lieutenant General William Hood Simpson, in February 1945, which marked the beginning of the Allied invasion of Germany. On 9 February, the U.S. Ninth Army—operating under Field Marshal Bernard Montgomery's Anglo-Canadian 21st Army Group since the Battle of the Bulge—was to cross the Roer and link up with the Canadian First Army, under Lieutenant-General Harry Crerar, coming from the Nijmegen area of the Netherlands in Operation Veritable, which had started at 05:00 on 8 February. However, once the Canadians had advanced, the Germans opened the sluice gates of upstream Roer dams. This stopped the Americans from crossing as planned. It had been anticipated that the Germans would try to do this, and that General Omar Bradley's U.S. 12th Army Group could capture them in time to stop the flooding. During the two weeks that the river w ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Ardennes Offensive
The Ardennes ( ; ; ; ; ), also known as the Ardennes Forest or Forest of Ardennes, is a region of extensive forests, rough terrain, rolling hills and ridges primarily in Belgium and Luxembourg, extending into Germany and France. Geologically, the range is a western extension of the Eifel; both were raised during the Givetian age of the Devonian (382.7 to 387.7 million years ago), as were several other named ranges of the same greater range. The Ardennes proper stretches well into Germany and France (lending its name to the Ardennes department and the former Champagne-Ardenne region) and geologically into the Eifel (the eastern extension of the Ardennes Forest into Bitburg-Prüm, Germany); most of it is in the southeast of Wallonia, the southern and more rural part of Belgium (away from the coastal plain but encompassing more than half of the country's total area). The eastern part of the Ardennes forms the northernmost third of the Grand Duchy of Luxembourg, also called ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Operation Queen
Operation Queen was an American operation during World War II on the Western Front (World War II), Western Front at the German Siegfried Line. The operation was aimed against the River Roer as a staging point for a subsequent thrust over the river to the Rhine into Germany. It was conducted by the First United States Army, First and Ninth United States Army, Ninth U.S. Armies. The offensive commenced on 16 November 1944 with one of the heaviest Allied tactical bombings of the war. However, the Allied advance was unexpectedly slow, against heavy German resistance, especially in the Hürtgen Forest through which the main thrust of the offensive was carried out. By mid-December, the Allies finally reached the Roer and tried to capture its important dams, when the Germans launched their own offensive, dubbed ''Wacht am Rhein''. The ensuing Battle of the Bulge led to the immediate cessation of Allied offensive efforts into Germany until February 1945. Background In June 1944, the Al ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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Wurm (Rur)
The Wurm (; ) is a river in the state of North Rhine-Westphalia in western Germany. It rises in the Eifel mountains and flows for 57 kilometres before discharging into the Rur. Geography The Wurm is a left (western) tributary of the Rur (). The Rur is a tributary of the Meuse. The sources of the Wurm are several brooks in the forests southwest of Aachen, which form the Wurm after the ''Diepenbenden'' reservoir. From there the Wurm nowadays flows through canals through the city of Aachen, until it resurfaces again at the ''Europaplatz'' in the east of Aachen. North of Aachen (between Kerkrade and Herzogenrath) the river forms the border with the Netherlands for approximately 10 km. It flows into the Rur near Heinsberg. Other towns on the river Wurm are Würselen, Übach-Palenberg and Geilenkirchen. The name ''Wurm'' is thought to originate from the German word ''warm'' (same meaning in English), as the source brooks were fed from the thermal springs in Aachen. Ga ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |
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15th Army (Wehrmacht)
The 15th Army (German: 15. ''Armee'') was a field army of the German Army (1935–1945), German army in World War II. History The 15th Army was activated in German military administration in occupied France during World War II, occupied France on 15 January 1941 with General Curt Haase in command. It was tasked with occupation and defensive duties in the Pas de Calais area. The Allies of World War II, Allies landed further west, in Operation Overlord, during June 1944. Afterwards, the 15th Army was withdrawn to the Netherlands, where it fought the Allies during Operation Market Garden in September 1944. It suffered defeat against the First Canadian Army in the Battle of the Scheldt during which the Army Headquarters at Dordrecht was subject to a mass attack by Hawker Typhoons of the Second Tactical Air Force on 24 October 1944. Two generals and 70 other staff officers were killed in the attack.. According to a Dutch documentary there were 69 civilian casualties and some German c ... [...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]   |