|South street seapot and manhattan bridge. The South Street Seaport is a historic area in the New York City borough of Manhattan, located where Fulton Street meets the East River, and adjacent to the Financial District. The Seaport is usually considered a historical district, distinct from the neighboring Financial District. It features some of the oldest architecture in downtown Manhattan. This includes renovated original mercantile buildings from the early 19th century, renovated sailing ships, the former Fulton Fish Market, and modern tourist malls featuring food, shopping and nightlife, with a view of Brooklyn Bridge.