The Kaskaskia River is a tributary of the Mississippi River located in the state of Illinois. It flows approximately 325 miles through several counties, providing important water resources for agriculture and recreation. The river's watershed covers a diverse landscape, including forests, wetlands, and farmland. Historically, the Kaskaskia River was significant for early settlers and Native American tribes. The river was named after the Kaskaskia tribe, who inhabited the region. Today, it remains a vital ecological and economic resource, supporting wildlife habitats and local communities along its banks.