Årnset (also known as Rissa) is the administrative centre of the municipality of Indre Fosen in Trøndelag county, Norway. It is located on the north shore of the lake Botn about south of the village of Hasselvika and about north of the villages of Stadsbygd and Askjem. Rissa Church, Rein Church, and Rein Abbey are all located in and around Årnset. The village has a population (2018) of 1,195 and a population density of . References Villages in Trøndelag Indre Fosen Rissa, Norway