The MBTA line located at the intersection of Massachusetts Ave and Huntington Avenue passes through what part of Boston? 
Symphony (MBTA station):  It is located at the intersection of Massachusetts Avenue and Huntington Avenue. Green Line (MBTA):  The line was assigned the green color in 1967 during a systemwide rebranding because several branches pass through sections of the Emerald Necklace of Boston.
Emerald Necklace of Boston