North Rhine-Westphalia is the most populous of the 16 states of Germany.
The Aabach is a 14-kilometre (8.7 mi) long river in Germany, a left tributary of the river Afte. It rises near the village Madfeld, part of the town Brilon, in eastern North Rhine-Westphalia near the border with Hesse. From there it flows north between mountains up to 503 metres (1,650 ft) high through a forested landscape, partly in the natural park Diemelsee. After a few kilometers it flows into the artificial lake Aabachstausee. It flows to the north and empties only about 3.5 kilometres (2.2 mi) further north after Bad Wünnenberg, where it flows into the Afte.
The Heller is a 30 km long river in western Germany. It is a left tributary of the Sieg. The source is located near Haiger in Hesse. It flows through Burbach and Neunkirchen in North Rhine-Westphalia. It flows into the river Sieg in Betzdorf, Rhineland-Palatinate. Its basin area is 204 km².
Kaarst is a town in Germany. It lies in the district of Rhein-Kreis Neuss in North Rhine-Westphalia. It is 5 km west of Neuss and 12 km east of Mönchengladbach.
The Diemel is a river in Hesse and North Rhine-Westphalia, Germany. It is a left tributary of the Weser.
The Wasserschutzpolizei is the river police that patrols the waterways, lakes and harbours of Germany around the clock. The WSP are part of the Landespolizei. The Federal Police maintains 16 patrol craft and helicopters are part of the Coast Guard (Küstenwache) and assigned to coastal BPOL stations. The watercraft include six offshore patrol vessels, e.g. those of the Bad Bramstedt class, as well as a number of fast inshore vessels and one tugboat.
The West Hesse Highlands, also known as the West Hessian Lowlands and Highlands, refers to a heavily forested region of the Central Uplands in Germany that lies mostly within the state of Hesse, between those elements of the Rhenish Massif right of the Rhine in the west, the Weser Uplands to the north, the Hessian Central Uplands to the east and the Wetterau to the south.
The Warburg station is located on the north-eastern edge of the German town of Warburg.
Elsoff is a river of North Rhine-Westphalia and Hesse, Germany. It is a left tributary of the Eder, which it joins near Hatzfeld.
Schlüsselgrund is a small river of Hesse and North Rhine-Westphalia, Germany. It flows into the Calenberger Bach near Warburg.
Calenberger Bach is a small river of Hesse and North Rhine-Westphalia, Germany. It flows into the Diemel in Warburg.
Eggel is a river of North Rhine-Westphalia, Germany. It is a left tributary of the Diemel. Its lower section defines the boundary between North Rhine-Westphalia and Hesse.
Hoppecke is a river in North Rhine-Westphalia and Hesse, Germany. It flows into the Diemel near Marsberg.
Itter is a river of Hesse and of North Rhine-Westphalia, Germany. It is a left tributary of the Diemel. It flows through Willingen.
Neerdar is a river of North Rhine-Westphalia and of Hesse, Germany. It is a left tributary of the Wilde Aa near Korbach.
Nuhne is a river of North Rhine-Westphalia and of Hesse, Germany. It is a left tributary of the Eder, which it joins near Frankenberg.
Olfe is a river of Hesse and of North Rhine-Westphalia, Germany. It is a left tributary of the Nuhne near Neukirchen.
Orke is a river of North Rhine-Westphalia and of Hesse, Germany. It flows into the Eder in Ederbringhausen, Hesse.
The Twiste is a river of Hesse and of North Rhine-Westphalia, Germany. It is the most important tributary of the Diemel, which it joins in Warburg. Its largest tributaries are the Erpe, Watter, Aar and Wande.
Wilde Aa is a river of North Rhine-Westphalia and Hesse, Germany. It flows into the Orke near Lichtenfels.
