Once known as the Callimink River by the area's Potawatomi Indians, the Calumet River has been home to swimmers and fishermen, steamboats and canoes, and shipyards and factories for generations. Recreation and industry have coexisted along its banks for decades. Communities along the Calumet River--from South Chicago to northwest Indiana--have long derived their life blood from the river. With abundant wilderness, many recreational activities, and...