Newport is a seaside city on Aquidneck Island. It is located in Narragansett Bay approximately 33 mi southeast of Providence, Rhode Island, 20 mi south of Fall River, Massachusetts, 74 mi south of Boston, and 180 mi northeast of New York City. It is known as a New England summer resort and is famous for its historic mansions and its rich sailing history. It was the location of the first U.S. Open tournaments in both tennis and golf, as well as every challenge to the America's Cup between 1930 and 1983. It is also the home of Salve Regina University and Naval Station Newport, which houses the United States Naval War College, the Naval Undersea Warfare Center, and an important Navy training center. It was a major 18th-century port city and also contains a high number of buildings from the Colonial era.