Adeline Jay Geo-Karis Illinois Beach State Park Description
Illinois Beach State Park - stretching 6.5 miles along the sandy shore of Lake Michigan in northern Illinois - offers a full range of recreation opportunities at one of the most unique and beautiful natural settings in America.
Illinois Beach is the only remaining beach ridge shoreline left in the state, with dunes and swales, sprawling marshes, forests of oak and vast arrays of animal life and vegetation.
More than 650 species of plants have been recorded in the dunes area alone, including dozens of types of colorful wildflowers. Prickly pear cactus thrives in large colonies in the dry are