Wikipedia
Aust-Agder (East Agder) is a county (fylke) in Norway, bordering Telemark, Rogaland, and Vest-Agder. In 2002, there were 102,945 inhabitants, which is 2.2% of the total population in Norway. Its area is . The administrative center of the county is in Arendal.
The county, which is located at the Skagerrak coast, extends from Gjernestangen at Risør to Kvåsefjorden at Lillesand. The inner parts of the area includes Setesdalsheiene and Austheiene. The majority of the population live near the coast; about 78% of the county's inhabitants live in the five coastal municipalities Arendal, Grimstad, Lillesand, Tvedestrand and Risør. The rest of the county is sparsely populated. Tourism is important, as Arendal and the other coastal towns are popular attractions.
The county includes the islands of Tromøy, Justøya, and Sandøya. The interior of the county encompasses the traditional district of Setesdal, through which the Otra river flows to the coast.