River Otra is a river located in the southern part of Norway. It flows through the Agder region and is known for its scenic beauty and recreational opportunities. The river is popular for activities such as fishing, kayaking, and hiking along its banks, attracting both locals and tourists. The Otra River is approximately 100 kilometers long and originates from the Setesdal Valley. It eventually empties into the Lygnefjord. The river's ecosystem supports various wildlife, making it an important natural resource for the area. Its clear waters and surrounding landscapes contribute to the region's charm and ecological diversity.