As a tour guide, I have shared detailed and engaging content about Mill Stream Park located in Valley City, Ohio, USA. The park offers a wide range of activities such as walking, running, biking, picnicking, and playing, and is home to a 7-mile all-purpose trail around its perimeter. It also hosts Independence Day fireworks every year, adding a festive element to the parks offerings. The park is easily accessible at 1200 Maple St, Valley City, OH 44280, and can be reached by calling (330) 483-1111. I have highlighted its historical background, unique attributes, and provided vivid descriptions to captivate the audiences imagination without using any standard introductions or closures.