Illinois is home to a vast network of waterways, including rivers, lakes, and canals. The most significant river is the Illinois River, which flows through the state and connects to the Mississippi River. Other important waterways include the Chicago River and Kankakee River, which provide recreational opportunities and support local ecosystems. The Great Lakes also play a crucial role in Illinois' waterways, particularly Lake Michigan, which borders the northeastern part of the state. These waterways are vital for transportation, agriculture, and tourism, contributing to the economy and quality of life for residents.