Meet at 10 am at the top of the driveway of the Hudson River Museum. Walk along the Old Croton Aqueduct to the Untermyer Gardens. Learn the history of the famous gardens where Isadora Duncan once danced and Mahler played. Marvel at the newly restored Temple of Love. Starting address: 511 Warburton Ave., Yonkers, NY 10701 (free parking and a short walk from Metro-North Glenwood Train Station). Walk 4-5 miles north for scenic views of Hudson River and detour to Untermyer Park. Return by the same route or linger awhile at the Gardens for an optional longer self-guided tour. Inquiries: Sara Kelsey, email@example.com or call 646-303-1448.