New York metropolitan area eight subregions are often further divided. For instance, Long Island can be divided into its South and North Shores (usually when speaking about Nassau County and western Suffolk County) and the East End. The Hudson Valley and Connecticut are sometimes grouped together and referred to as the Northern Suburbs, largely because of the shared usage of the Metro-North Railroad system. The geographical, cultural, and economic center of the metropolitan area is New York City, which consists of five boroughs, each of which is also a county of New York State. The five boroughs – Brooklyn, Queens, Manhattan, the Bronx, and
Bronx Community College an entrance of the Hall of Fame for Great Americans. The BCC campus originally housed New York University's undergraduate college and engineering school – which was absorbed by Polytechnic Institute of Brooklyn in 1973 but is once again part of NYU – and was created at a time when a number of prominent local universities had made the move to upper Manhattan and the Bronx in order to build bigger campuses, including Columbia University, and the City College of New York. The campus consists of a mix of Classical revival buildings designed by architect Stanford White in 1892-1901 – including