Chain O’ Lakes State Park
“Chain O’Lakes State Park in NE Illinois is a water-oriented recreation area with outstanding opportunities for boaters, anglers and skiers.” The park borders three natural lakes – Grass, Marie and Nippersink – and the Fox River that connects the other seven lakes (Bluff, Fox, Pistakee, Channel, Petite, Catherine and Redhead) that make up the Chain. In addition, the park contains a 44-acre lake within its boundaries.” The park features seven picnic areas and four trail systems. Here is their website. Phone 847-587-5512
Pike Marsh North Picnic area has a 1/2 mile accessible loop with a viewing platform.