The purpose of this legislation is to officially designate the Calumet region in Indiana and Illinois as a National Heritage Area. This designation aims to recognize and promote the area's unique cultural, historical, and natural resources, which reflect significant aspects of American heritage. The bill seeks to enhance conservation efforts, educational opportunities, and tourism in the region. Key provisions of the legislation include the establishment of the Calumet National Heritage Area, which encompasses parts of three counties in Indiana and two counties in Illinois.