Wikipedia
Hessdalen
Hessdalen is a village and a long valley in the municipality of Holtålen in Sør-Trøndelag county, Norway. It is located approximately south of the city of Trondheim, approximately north of Røros mining town, and about southwest of Ålen/ Renbygda. About 150 people live in the valley.
In the central part of the valley is a village area also called Hessdalen. It is where Hessdalen Church is located. The lake Øyungen lies about southwest of the village.
The Hessdalen area is known for the occasional occurrences of sometimes ominous luminous phenomena called the Hessdalen lights. The phenomenon is monitored by the Hessdalen AMS.