Transportation in New York City City and Fort Lee, New Jersey, is the world's busiest bridge in terms of vehicular traffic. New York has historically been a pioneer in tunnel construction. Most carry rail lines, but there are four exceptions. The Lincoln Tunnel, which carries 120,000 vehicles per day under the Hudson River between New Jersey and Manhattan, is the world's busiest vehicular tunnel. The Holland Tunnel, also under the Hudson River, was the first mechanically ventilated vehicular tunnel in the world and is considered a National Civil Engineering Landmark by the American Society of Civil Engineers. Two other notable tunnels connect Manhattan to other
Chinese in New York City that are now known as important sites of tourism and urban economic activity. Six Chinatowns (or nine, including the emerging Chinatowns in Corona and Whitestone, Queens, and East Harlem, Manhattan) are located in New York City proper, and one each is located in Nassau County, Long Island; Edison, New Jersey; West Windsor, New Jersey; and Parsippany-Troy Hills, New Jersey. This excludes fledgling ethnic Chinese enclaves emerging throughout the New York metropolitan area, such as Jersey City, New Jersey; China City of America in Sullivan County, New York; and "Dragon Springs" in Deerpark, Orange County, New York. The Chinese American community