Newport is a seaside city on Aquidneck Island in Newport County, Rhode Island, United States. The City of Newport is located approximately south-east of Providence, south of Fall River, and south of Boston. Known as a New England summer resort and for the famous Newport Mansions, it is the home of Salve Regina University and Naval Station Newport which houses the United States Naval War College, the Naval Undersea Warfare Center, and a major United States Navy training center. A major 18th-century port city, Newport now contains among the highest number of surviving colonial buildings of any city in the United States.