New Castle Historical Society and MuseumThe New Castle Historical Society is housed in the 1867 home of Horace Greeley in downtown Chappaqua, NY 100 King Street Chappaqua , NY , 10514 Phone: (914)238-4666 41° 9' 32.7852" N, 73° 46' 16.8348" W See map: Google Maps Sheldrake Environmental Center The Kehillah School for Early Learning at Temple Israel of New Rochelle United War Veterans Council, Inc. - NYC Veterans Day in & around Westchester: What to do with kids