Join the Three Village Historical Society for a special Family Walking Tour and Talk on George Washington’s spies on Monday, July 17 at the Setauket Neighborhood House, 95 Main St., Setauket. Local historian Margo Arceri will lead a walking tour at 5:30 p.m. (please arrive by 5:15 p.m.) followed by a guest author visit and spy acitivity with children’s book author Claudia Friddell at 7 p.m. No registration is necessary. Walking tour is $10 per person/talk is free. For more information, please call 631-751-3730 or visit www.tvhs.org.