 Complete the following phrase:  Camden Station, now also referred to as Camden Street Station, Camden Yards, and formally as the Transportation Center at Camden Yards, is a train station at the intersection of South Howard and West Camden Streets in Baltimore, Maryland, and is adjacent to Oriole Park at Camden Yards. It is served by MARC commuter rail service and local Light Rail trains. Camden Street Station was originally built beginning in 1856, continuing until 1865, by the Baltimore and Ohio Railroad as its main passenger terminal and early offices headquarters until 1881 in Baltimore and is one of the longest continuously-operated terminals in the United States. Its upstairs offices were the workplace of famous Civil War era BO President John Work Garrett 18201884. The station and its environs were also the site of several infamous civil strife actions of the 19th century with the 