The Nemunas is the longest river in Lithuania, flowing approximately 937 kilometers. It originates in Belarus and travels through Lithuania before emptying into the Curonian Lagoon, which connects to the Baltic Sea. The river is an important waterway for transportation and supports various ecosystems along its banks. The Nemunas basin is rich in biodiversity, home to numerous species of fish, birds, and plants. It plays a crucial role in the local economy, providing resources for fishing and agriculture. The river also offers recreational opportunities, such as boating and fishing, attracting both locals and tourists.