Adresse: Isaberg, 330 27 Hestra
Isaberg is a primary rock hill in the Nissan valley. The peak rises 309 meters above sea level and the dominant habitat type is coniferous forest.
From the top you have a panoramic view of the Nissan valley and a landscape rich in lakes. Isaberg is since 1968 a protected nature reserve. The area has several marked hiking trails, some of which extend far beyond the reserve.