Browse the Southampton Art Festival at Agawam Park (September 16-18). Run along Meadow Lane during the 15th annual Hamptons Marathon and Half (September 17). East End Seaport Museum & Marine Foundation hosts its Land & Sea Gala and Maritime Festival (September 23-25). Live music abounds at the Sag Harbor American Music Festival (September 22-25), and the Church’s inaugural Sag Harbor Song Festival (September 29-October 2). 40 Jobs Lane, Southampton, N.Y., 11968. 70 Leland Lane, Southampton, N.Y., 11968. Third Street (at the Ferry Dock), Greenport, N.Y., 11944. Various locations: 5 Ferry Road, Sag Harbor, N.Y., 11963 (John Steinbeck Waterfront Park) and 7 Bay Street, Sag Harbor, N.Y., 11963 (Marine Park). 48 Madison Street, Sag Harbor, N.Y., 11963.
https://www.southamptonartfest.com/