1) Lake of Vestfold 
Eikeren or Eikern is a long and deep lake in the municipalities of Hof in the county of Vestfold and Øvre Eiker in the county of Buskerud, Norway. It is the largest lake in Vestfold. At the eastern end of Vestfold is the village of Eidsfoss. In this area, water flows into Lake Eikeren from the Bergsvann, Vikevann, Haugestadvann and Hillestadvann....