Wikipedia
Knüllgebirge
Knüllgebirge or Knüll is a small mountain range in Hesse, Germany. It is located in the Northern part of Hesse approximately 45 km South of Kassel, its highest peak is the Eisenberg having an altitude of 635.5m. Its area has a rather low population density (compared to neighbouring regions) and is heavily forested. The principal town of the region is Schwarzenborn with a population of 1158 (2006), which is also the site of German army Jägerregiment 1 headquarters.