The Wetter is small 69km long river

River

A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...

 in Hesse, Germany and right tributary to the Nidda.

After leaving the Vogelsberg

Vogelsberg

Vogelsberg is a municipality in the Sömmerda district of Thuringia, Germany....

 mountain range the river flows through the Wetterau

Wetterau

The Wetterau is a fertile undulating tract, watered by the Wetter, a tributary of the Nidda River, in the western German state of Hesse, between the hilly province Oberhessen and the north-western Taunus mountains....

, a fertile landscape just north of Frankfurt

Frankfurt

Frankfurt am Main , commonly known simply as Frankfurt, is the largest city in the German state of Hesse and the fifth-largest city in Germany, with a 2010 population of 688,249. The urban area had an estimated population of 2,300,000 in 2010...

, which is named after the river. The principal towns the river along the river are Laubach

Laubach

' is a town of approximately 10,000 people in the region of Hesse, Germany. Laubach is known as a , a climatic health resort. It is situated east of Gießen. Surrounding are the towns of , , and .-Points of interest:...

, Lich

Lich

In modern fantasy fiction, a lich is a type of undead creature. Often such a creature is the result of a transformation, as a powerful magician or king striving for eternal life uses spells or rituals to bind his intellect to his animated corpse and thereby achieve a form of immortality...

, Bad Nauheim

Bad Nauheim

Bad Nauheim is a town in the Wetteraukreis district of Hesse state of Germany. , Bad Nauheim has a population of 30,365. The town is located approximately 35 kilometers north of Frankfurt am Main, on the east edge of the Taunus mountain range. It is a world-famous resort, noted for its salt...

 and Friedberg

Friedberg, Hesse

Friedberg is a town and the capital of the Wetteraukreis district, in Hesse, Germany. It is located 26 kilometers north of Frankfurt am Main.-Division of the town:The town consists of 7 districts:* Bruchenbrücken...

. The Wetter receives its largest tribtuary, the Usa, at Friedberg just before it finally joins the Nidda at Niddatal

Niddatal

Niddatal is a town in the Wetteraukreis district in Hesse, Germany. It is located on the Nidda River, 6 km southeast of Friedberg, and 22 km northeast of Frankfurt am Main....

-Assenheim.