A trio of classic EMD's are doing every bit of track speed on the CN Missabe Sub in Zim, Minnesota as they haul a heavy train of taconite pellets towards Duluth.
Pace and pan shots of trains from on the ground or in the air. If you're not in the locomotive cab or on-board the train, it's the next best thing to being there.
The EMD SD (special duty) series are a strong and reliable kind of locomotive which still serve America's rails today. They have proved themselves reliable by clocking in several million miles of freight service over several decades.