Four new buildings on Ash Street and one new building on Calhoun Street will be open for tours. One of Historic Macon’s Preservation Month tours. 924 Ash St., 932 Ash St., 1304 Calhoun St. Lane, 1311 Jackson St. and 1374 Calhoun St. Free. historicmacon.org. 478-742- 5084. 2-4 p.m. May 15.