Maryland (US: () MERR-ə-lənd) is a state in the Mid-Atlantic and Southern regions of the United States, bordering Virginia, West Virginia, and the District of Columbia to its south and west; Pennsylvania to its north; and Delaware and the Atlantic Ocean to its east. Baltimore is the largest city in the state, and the capital is Annapolis. Among its occasional nicknames are Old Line State, the Free State, and the Chesapeake Bay State. It is named after the English Queen Henrietta Maria, known in England as Queen Mary, who was the wife of King Charles I.