New York City Hudson River separates the city from the U.S. state of New Jersey. The East River—a tidal strait—flows from Long Island Sound and separates the Bronx and Manhattan from Long Island. The Harlem River, another tidal strait between the East and Hudson Rivers, separates most of Manhattan from the Bronx. The Bronx River, which flows through the Bronx and Westchester County, is the only entirely fresh water river in the city. The city's land has been altered substantially by human intervention, with considerable land reclamation along the waterfronts since Dutch colonial times; reclamation is most prominent in Lower Manhattan, with developments
Government of New York City in the city but run largely in the suburban counties of New York State and Connecticut. Other regional transportation is managed by the Port Authority of New York and New Jersey, including the bridges and tunnels between New York City and New Jersey, and all airports and seaports within the city. The Port Authority is jointly controlled by the Governor of New Jersey and Governor of New York. The seal of New York City, adopted in an earlier form in 1686, bears the legend , which means simply "The Seal of the City of New York". "Eboracum" was the Roman