Meet at the Joseph Caputo Community Center to watch a short film about the Aqueduct. Following the film, it is a short walk to the Weir on the Double Arch Bridge, where you will descend into the original 1842 brick water tunnel and learn its history. Address: 95 Broadway, Ossining, NY 10562, just west of Rte. 9/Highland Ave. at the junction of Croton Ave. (Rte. 133) (from Metro-North Ossining Train Station by taxi or 15-minute uphill walk). Contact: Sara Kelsey, email@example.com, or call 646-303-1448.