New York City worldwide. New York City is situated in the Northeastern United States, in southeastern New York State, approximately halfway between Washington, D.C. and Boston. The location at the mouth of the Hudson River, which feeds into a naturally sheltered harbor and then into the Atlantic Ocean, has helped the city grow in significance as a trading port. Most of New York City is built on the three islands of Long Island, Manhattan, and Staten Island. The Hudson River flows through the Hudson Valley into New York Bay. Between New York City and Troy, New York, the river is an estuary. The
New River (North Carolina) New River (North Carolina) The New River is a 50-mile (80-km) long river in southeastern North Carolina in the United States. It empties into the Atlantic Ocean. It rises in northwestern Onslow County and flows east-southeast past Jacksonville, where it widens into a tidal estuary approximately two miles (3.2 km) wide. As an estuary it meanders through Marine Corps Base Camp Lejeune and enters the Atlantic in Onslow Bay, via the New River Inlet between two barrier islands. The Atlantic Intracoastal Waterway crosses the entrance of the river between the coast and the barrier island. The river is periodically dredged