Easy 4-mile (total) loop walk beginning and ending (where we will meet) at the parking lot within the park, just northeast of the entrance at 355 Midland Avenue (at Teresa Avenue), Yonkers, NY 10704. (Note: parking fee of $10, May-Sept. - parking is free along Midland Ave.) Discover the connections between the Old Croton Aqueduct, Tibbetts Brook Park, and South County trails. View Tibbetts Brook and learn its history. View three Croton Water structures. Bring snacks and wear long pants and sturdy shoes. Inquiries: Sara Kelsey, firstname.lastname@example.org or call/text 646-303-1448.