 With many residents employed at the expansive Newport News Shipbuilding, the joint U.S. Air Force-U.S. Army installation at Joint Base Langley–Eustis, and other military bases and suppliers, the city's economy is very connected to the military.The location on the harbor and along the James River facilitates a large boating industry which can take advantage of its many miles of waterfront.Newport News also serves as a junction between the rails and the sea with the Newport News Marine Terminals located at the East End of the city.