BNSF 1653 (SD40-2) leads an oil train over a wooden bridge in Commerce City, Colorado.

Snowstorm clouds create a dark background as BNSF 1653 (SD40-2) backs a string of oil cans into a refinery in Commerce City, Colorado.

UP 6773 (AC4400CW) leads a manifest train through the refineries at Commerce City, Colorado as it heads to Denver on the Greeley Sub.

BNSF 1653 (SD40-2) crossed a road in Commerce City as it shoves a set of oil cans into a refinery.

Subfreezing temperatures and the first snow of the winter season greets the California Zephyr as it runs past the refineries in Commerce City, Colorado.

BNSF 1653 (SD40-2) leads an oil can train over a wooden bridge in Commerce City, Colorado.

UP 7058 (AC44ACM) heads towards Denver, Colorado as it passed through the refineries in Commerce City on the Greeley Sub.

BNSF 6001 (ES44AC) leads a manifest past the oil cans at the Commerce City refineries on the Brush Sub.

BNSF 6001 ES44AC runs through Commerce City as it heads to Denver on the Brush Sub.

BNSF 6001 (ES44AC) leads a manifest through Commerce City, Colorado on the Brush Sub.

UP 7058 (AC44ACM) leads a manifest train through the oil tank farm of the refineries in Commerce City, Colorado.

BNSF 1826 (SD40-2 in old school paint) gets some speed after having a late day of work and a 30-minute wait for the Z train to pass them

BNSF 8479 (SD70ACe) leads a coal train through Commerce City, Colorado as it heads to Denver on the Brush Sub.

A remarkably original Union Pacific bay window caboose sits alone on a siding near the Joint Line in Douglas County, Colorado.

UP 551 (GP38-2) runs light after dropping off a cut of oil cans at a refinery in Commerce City, Colorado.