Keeping in mind Alexander Pope's maxim, "All gardening is landscape painting," explore the living landscape of Central Park, designed by Frederick Law Olmsted and Calvert Vaux, and its relationship to the paintings of the Hudson River School. This program features a tour of the exhibition The Hudson River School at the New-York Historical Society: Nature and the American Vision, followed by a walk through Central Park. $12 (members, students, educators, seniors $6) To reserve tickets, call (212) 485-9205. Charge your order to Visa, Mastercard or American Express. Advance payment is required to guarantee a spot.