Chappaqua Sidewalk Sale:This three day town-wide sales event, produced by The Chappaqua-Millwood Chamber of Commerce, offers steep discounts, samples and bargains to die for up and down Greeley Avenue and beyond on Thurs-Sat, 7/23-25. Participating retailers will offer sales inside their stores and on the street. (Greeley Ave., Chappaqua https://www.facebook.com/chappchamber)