Question: One of the largest natural harbors in the world is federally owned and operated and at the mouth of the Hudson River is part of the Port of which two states?
Sentence (from "Historic preservation in New York"): Historic preservation in New York is activity undertaken to conserve forests, buildings, ships, sacred Indian burial grounds, water purity and other objects of cultural importance in New York in ways that allow them to communicate meaningfully about past practices, events, and people.
Relevant evidence: No