A pair of BNSF SD70MAC's still sporting their H2 paint scheme are seen as the DP units on empty westbound NS Coal Train 735 through Cook Springs, AL.

A pair of BNSF SD70MAC's still sporting their H2 paint scheme are seen as the DP units on empty westbound NS Coal Train 735 as they snake their way through Lovick, AL.

A pair of BNSF SD70MAC's still sporting their H2 paint scheme are seen as the DP units on empty westbound NS Coal Train 735 as they pass through Cook Springs, AL.

BNSF EMD SD70MAC No. 9879 leads a westbound coal train past the shore of Barr Lake at Barr, Colorado, on the morning of November 26, 2010.

A loaded Burlington Northern Santa Fe coal train bends through the big horseshoe curve below Belmont, Nebraska, as it climbs Crawford Hill on July 22, 2003.