The Maryland Transit Administration Light Rail is a light rail system serving Baltimore, Maryland, United States, and the surrounding suburbs. In downtown Baltimore it uses city streets. Outside the central portions of the city the line is built on private rights-of-way, mostly from the defunct Northern Central Railway, Baltimore and Annapolis Railroad, and Washington, Baltimore and Annapolis Electric Railway. It is operated by the Maryland Transit Administration (MTA). In the fourth quarter of 2010, it had a daily ridership of 36,300.
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