A westbound MARC Brunswick Line train passes under the Norfolk Southern Hagerstown District at Shenandoah Junction with an ominous sky.
One of MARC's three blue GP40s leads a westbound across the Capital Beltway and into Forest Glen.
A MARC bluebonnet leads an F and a short passenger train past the quaint station in Dickerson.
This was MARC's most colorful era, several different paint schemes could be seen on commuter trains, including the blue dip livery worn by #31.