The Costan River is a significant waterway located in Paraguay. It flows through the city of Asunción, serving as a natural boundary and a vital resource for the local community. The river is known for its scenic views and recreational opportunities, attracting both residents and tourists. The river plays an essential role in the region's ecosystem, supporting various wildlife and plant species. It also contributes to the local economy through activities such as fishing and tourism. Efforts are ongoing to preserve the river's health and ensure sustainable use for future generations.