Röllbach is a small river of

Hesse Hesse or Hessen ( ), officially the State of Hesse (), is a States of Germany, state in Germany. Its capital city is Wiesbaden, and the largest urban area is Frankfurt, which is also the country's principal financial centre. Two other major hist ...

Germany Germany, officially the Federal Republic of Germany, is a country in Central Europe. It lies between the Baltic Sea and the North Sea to the north and the Alps to the south. Its sixteen States of Germany, constituent states have a total popu ...

. It is a right tributary of the

Usa The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 states and a federal capital district, Washington, D.C. The 48 contiguous ...

near

Usingen Usingen () is a small town in the Hochtaunuskreis in Hessen, Germany. Until 1972, this residential and school town was the seat of the former district of Usingen. Coat of arms The earliest seal whose appearance is known – there had been earlier ...

See also