The Diemel is a

river A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river. In some cases, a river flows into the ground and becomes dry at the end of its course without reaching another body of w ...

Hesse Hesse (, , ) or Hessia (, ; german: Hessen ), officially the State of Hessen (german: links=no, Land Hessen), is a state in Germany. Its capital city is Wiesbaden, and the largest urban area is Frankfurt. Two other major historic cities are Dar ...

and

North Rhine-Westphalia North Rhine-Westphalia (german: Nordrhein-Westfalen, ; li, Noordrien-Wesfale ; nds, Noordrhien-Westfalen; ksh, Noodrhing-Wäßßfaale), commonly shortened to NRW (), is a state (''Land'') in Western Germany. With more than 18 million inha ...

Germany Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...

. It is a left tributary of the

Weser The Weser () is a river of Lower Saxony in north-west Germany. It begins at Hannoversch Münden through the confluence of the Werra and Fulda. It passes through the Hanseatic city of Bremen. Its mouth is further north against the ports o ...

Route

The source of the Diemel is near

Willingen Willingen (official name: ''Willingen (Upland)'') is a municipality in Waldeck-Frankenberg in northern Hesse, Germany, some 80 km west of Kassel. Geography Location Willingen is found in Waldeck-Frankenberg district in the Upland. Its mai ...

, in Sauerland. The Diemel flows generally northeast through the towns

Marsberg Marsberg () is a town in the Hochsauerland district, in North Rhine-Westphalia, Germany. History Although its origins are obscure, Marsberg was a prospering town by the 13th century (it was even minting coins). It was a free city until 1807, when ...

Warburg Warburg (; Westphalian: ''Warberich'' or ''Warborg'') is a town in eastern North Rhine-Westphalia, central Germany on the river Diemel near the three-state point shared by Hessen, Lower Saxony and North Rhine-Westphalia. It is in Höxter distri ...

, and

Trendelburg Trendelburg () is a town in the district of Kassel, in Hesse, Germany with a population of 5,282 on 30 September 2009. It is situated on the river Diemel, north of Kassel. The town is twinned with Pocklington, England. Trendelburg is located o ...

. It flows into the

Bad Karlshafen Bad Karlshafen () is a baroque, thermal salt spa town in the district of Kassel, in Hesse, Germany. It has 2300 inhabitants in the main ward of Bad Karlshafen, and a further 1900 in the medieval village of Helmarshausen. It is situated at the con ...

References

Rivers of Hesse Rivers of North Rhine-Westphalia Sauerland Rivers of Germany {{Hesse-river-stub