former Philadelphia Naval Shipyard is located at the confluence of the Delaware and Schuylkill Rivers. The facility was used as a shipyard for the U.S. Navy until the cessation of military activities on September 27, 1996. The Naval Yard saw extensive use during World War II, when the yard employed a peak of 58,434 civilians and built 53 ships, including the USS New Jersey and USS Wisconsin. Aker Philadelphia Shipyard After the conversion of the Naval Yard for civilian uses, the Norwegian company Kværner rebuilt the western facility for commercial shipbuilding operations in partnership with the City of Philadelphia. Now called the Aker Philadelphia Shipyard, the yard opened in 2000 and delivered its first vessel in 2003. The Aker Shipyard has built twelve ships, and has four vessels under construction. Port of Philadelphia Since 1990, The Port of Philadelphia has been operated by the Philadelphia Regional Port Authority, a state agency created to fund the port infrastructure. The busiest facility of the Port of Philadelphia is the Packer Avenue Marine Terminal, located north of the Walt Whitman Bridge. The facility is serviced by three class-one railroads: CP Rail, CSX, and Norfolk Southern, and is located in close proximity to I-95 and I-76. The Tioga Marine Terminal, located south of the Betsy Ross Bridge, has specialized equipment for handling Chilean fruit and Argentine juice. The Port of Philadelphia is one of the Strategic Military Ports of the U.S. Department of Defense, making it one of only 14 ports in the United States permitted to handle the nation's military cargo. Cruise Ship Terminal The Delaware River Port Authority operates a cruise ship terminal at Pier One of the Philadelphia Naval Business Center. No cruise lines are based at the terminal as of 2010, although two cruise lines have scheduled stops in Philadelphia. The terminal handled a peak of 35 sailings in 2006, when the Norwegian Majesty was based at the terminal before it was sold. RiverLink Ferry The RiverLink Ferry is a passenger ferry that connects Penn's Landing with the Camden, NJ waterfront across the Delaware River. The ferry provides a way for tourists to reach waterfront attractions on both sides of the river, and it is managed by Hornblower Marine Services for the Delaware River Port Authority. Vehicles for hire Uber entered the Philadelphia market in June 2012 as a chauffeured limousine service. UberX, which connects riders to drivers, began operating