1006 W. Lincoln Ave. Our flagship park is over 60 acres of beauty and wonder with a wide range of amenities to keep the families of Belvidere active and healthy. Within it’s 60 acres are : 4 shelters, public restrooms, tennis courts, sand volleyball courts, basketball courts, ball diamond, playground areas, accessible fishing pier, the historical swinging bridge. The Kishwaukee River and the Mill Race separate the park into three areas – north, center and south.