Lielupe is a river in Latvia, flowing approximately 120 kilometers (75 miles) from its source near Bauska to its mouth at the Gulf of Riga. It is formed by the confluence of the Mūsa and Iecava rivers and is known for its scenic beauty and diverse ecosystems. The river serves as an important waterway for transportation and recreation. It is popular for activities such as fishing, boating, and kayaking. The surrounding areas are rich in wildlife, making it a valuable habitat for various species, contributing to the region's natural heritage.