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
Union City, New Jersey are U.S. Route 1/9, Route 3, and the New Jersey Turnpike. , the city had a total of of roadways, of which were maintained by the municipality, by Hudson County and by the New Jersey Department of Transportation and by the New Jersey Turnpike Authority. The Bergenline Avenue station of the Hudson-Bergen Light Rail is located at 49th Street near the city line with West New York and North Bergen. New Jersey Transit bus service transportation is available to points in Hudson, Bergen, and Passaic counties and to the Port Authority Bus Terminal in Midtown Manhattan. Routes which stop in