BNSF 3003 (GP40M) leads an oil can train west on the Brush Sub towards Denver, Colorado.

BNSF Warbonnet 780 (Dash9) leads a short freight south on the Front Range Sub towards Longmont, Colorado.

BNSF 2697 (GP39-3) leads the Buck Local south on the Front Range Sub through Longmont, Colorado.

BNSF 4540 (Dash9) sports an air conditioner cover from what appears to be a Canadian National motor as it sits in the yard in Longmont, Colorado.

BNSF 5489 heads south on the Front Range Sub towards Longmont, Colorado.

A former Santa Fe Warbonnet, BNSF 528 (Dash8-40BW) sits in Longmont, Colorado waiting to make a run towards Broomfield.

BNSF 528 (former Santa Fe Dash8-40BW) sits at the historic Colorado & Southern depot in Longmont, Colorado.

BNSF 2697 (GP39-3) gets ready to take the Buck Local out of the yard in Longmont, Colorado.

Snow begins to fall over Longmont, Colorado as BNSF 4717 (Dash9) prepares for a run to Fort Collins and back to Longmont.

BNSF Warbonnet 4717 (Dash-9) sits at the yard in Longmont, Colorado as snow falls over the City.

BNSF Warbonnet 4717 runs south on the Front Range Sub through Longmont, Colorado.

Fresh snow on the rails, fog and a sunrise sun dog formed by blowing ice crystals frame BNSF 9716 (SD70MAC) as it starts to lead a freight out of the yard in Longmont, Colorado.

Seeing a Warbonnet making bank on point never gets old. Here we see BNSF 4717 leading the Longmont Switch back to the yard in Longmont, Colorado.

BNSF 9716 (SD70MAC) runs through the Longmont Yard at sunrise and will lash up to a train heading north to Fort Collins, Colorado.

BNSF 5489 (Dash9) runs light as the Longmont Switch heads back to home base in Longmont, Colorado.