Warren Dunes State Park is a 1,952-acre Michigan state park, located along the eastern shore of Lake Michigan in Berrien County. The park's large sand dunes and lakeshore beaches make it one of the most popular of Michigan's state parks with an average of about one million visitors annually. Large sand dunes are found throughout the park. Among the park's dunes are Mt. Fuller, Pikes Peak, and Mt. Edwards, with the most significant being Tower Hill, the highest point in the park, which stands 240 feet above the Lake Michigan.