Observer Editor, Free
Sharon Mills Open House: Washtenaw County Parks & Recreation Commission.:
Sept. 18 & 25. Docent-led tours of this park on the River Raisin that features an operational hydroelectric generator, a multicolored stone house, a wooden mill, and a disused winery. 1–4 p.m., Sharon Mills Park, 5701 Sharon Hollow Rd., Manchester. Free. 971–6337., . . . . . .