Celtic circular wall of Otzenhausen
Deserted castle site · Nonnweiler
Climatic health resort
Nonnweiler (German pronunciation: [ˈnɔnvaɪlɐ]) is a municipality in the district of Sankt Wendel, in Saarland, Germany.
It is situated approximately 20 km northwest of Sankt Wendel, and 30 km southeast of Trier. The village is well known for the " Hillfort of Otzenhausen ", a huge wall (former castle) of Celtic origin.