(Iowa)
Black Hawk State Park is a state park in Sac County, Iowa, United States, in the town of Lake View. The park includes land, campgrounds, trails, game preserves, historic structures, and the waters of Black Hawk Lake. Also it is home to the Lake View Water Carnival. This event is held the third full weekend in July every year, and includes many family-friendly activities including a Water Parade. Three sections of the park were listed on the National Register of Historic Places in 1991. (Ref: https://en.wikipedia.org/wiki/Black_Hawk_State_Park)