The Song Da River is a significant river located in northern Vietnam. It flows through the mountainous regions and is known for its stunning landscapes and rich biodiversity. The river is approximately 400 kilometers long and serves as an important water source for local communities, supporting agriculture and fishing activities. The Song Da River is also a tributary of the Red River, contributing to the larger river system in the region. It plays a vital role in the local economy and culture, with various towns and villages situated along its banks. The river is a popular destination for eco-tourism, attracting visitors who enjoy its natural beauty.