Waterville Historical Society will host Haunted Waterville Tours on select days through Thursday, October 30.Tours are set for Saturdays, September 20, October 4 and 25 and Thursdays, September 25, October 16 and 30, at 5:15, 6, 6:45, 7:30 and 8:15 p.m.The tours include a presentation by paranormal investigators followed by a horse drawn trolley ride through the Waterville histori...