Arendal is a town and municipality in the county of Aust-Agder, Norway. Arendal belongs to the traditional region of Sørlandet. The town of Arendal is the administrative center of the municipality and also of Aust-Agder county.

41,655 persons lives in Arendal as of 2010 and it is the 19 largest city in Norway.

http://en.wikipedia.org/wiki/Arendal