 To the north, both lines run parallel to each other through downtown on Park Boulevard and turn west at City College to run along C Street towards America Plaza and the Courthouse Station, respectively.The Bayside Terminal platform of the 12th & Imperial station marks the western terminus of the Green Line, which upon departing from 12th & Imperial goes through the Gaslamp Quarter, Convention Center and Seaport Village stations to the Santa Fe Depot, and then on to the Old Town Transit Center and its destination at Santee.The Silver Line uses the platform directly adjacent to the 1255 Imperial Avenue building as the start of its clockwise circular route around Downtown San Diego.