The Đetinja River is a river located in western Serbia. It is approximately 70 kilometers long and flows through the picturesque landscapes of the Tara National Park. The river is known for its clear waters and beautiful surroundings, making it a popular spot for outdoor activities such as fishing and hiking. The Đetinja River is a tributary of the Drina River, which eventually flows into the Sava River. The river plays an important role in the local ecosystem and supports various wildlife species. Its banks are often lined with lush vegetation, providing a habitat for birds and other animals.