Charles Center station is an underground 2 floor Metro SubwayLink station in Baltimore, Maryland making it the largest station on the line. Located at the Charles Center in Downtown Baltimore, it is a downtown transportation hub serving many bus lines, nearby various landmarks, and bus transfers. It was the final stop of the line until 1995, when the extension to Johns Hopkins Hospital opened. The station is in close proximity to CFG Bank Arena as well as the Baltimore Arena station on the Light RailLink. The station has two street level entrances via escalators and elevators and is the center most station on the line serving Central Downtown Baltimore.