Flå is a municipality in Buskerud county, Norway. The administrative centre of the municipality is the village of Flå. The municipality of Flå was established when it was separated from Nes Municipality on 1 January 1905. The municipality lies at the most southeasterly point in the valley and traditional region of Hallingdal.
Norefjell is a mountain range in the Scandes Mountains system in Norway. It stretches between the valleys of Eggedal (west) and Hallingdal (east). It covers parts of the municipalities Flå, Sigdal, and Krødsherad, all in the county Buskerud.
The highest peaks within the mountain range are:
Hallingdal (English: Halling Valley) is a valley as well as a traditional district located in the traditional and electoral district Buskerud county in Norway. It consists of six municipalities: Flå, Nes, Gol, Hemsedal, Ål and Hol.
Hallingdal is one of the major valleys of eastern Norway, on an area of 5,830 square kilometers. Hallingdal lies in the northern part of the county of Buskerud. The valley stretches from Gulsvik by Lake Krøderen to the border with Hordaland and Sogn og Fjordane. Central to the geography is relatively flat mountain area which lies 700–1,100 m (2,300–3,600 ft) above sea level. The valley is V-shaped and is drained by the Hallingdal River which originates in the western parts of Hardangervidda and flows eastwards later southwards through Hallingdal.
Sigdal is a municipality in Buskerud County, Norway. The administrative centre of the municipality is the village of Prestfoss.
The municipality of Sigdal was established on 1 January 1838 (see formannskapsdistrikt). The area of Krødsherad was separated from Sigdal on 1 January 1901. The municipality has common borders with the municipalities of Flå, Krødsherad, Modum, Øvre Eiker, Flesberg, Rollag, and Nore og Uvdal.