 The state has a maritime border with Rhode Island, east of Long Island, as well as an international border with the Canadian provinces of Quebec to the north and Ontario to the northwest.The southern part of the state is in the Atlantic coastal plain and includes Long Island and several smaller associated islands, as well as New York City and the lower Hudson River Valley.The large Upstate New York region comprises several ranges of the wider Appalachian Mountains, and the Adirondack Mountains in the northeastern lobe of the state.