The South Mall Arterial is a 0.52 mi expressway in Albany, New York, it begins at an intersection with Swan Street and runs eastward under the Empire State Plaza to the west end of the Dunn Memorial Bridge, officially known as the Private Parker F. Dunn Memorial Bridge, carries US 9 and US 20 across the Hudson River between Albany, New York and Rensselaer, New York, in which country?