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.

BNSF 8479 (SD70ACe) leads a loaded coal train through the oil refineries in Commerce City, Colorado.

BNSF 5199 (DAsh9) leads a freight through Commerce City, Colorado on its way to Denver.

BNSF 9218 (SD70ACe) gets a pidgeon escort as it runs past the oil refineries in Commerce City, Colorado.

BNSF 8434 (SD70ACe) leads an empty coal train past the oil refineries in Commerce City, Colorado.

The California Zephyr 5 train runs between the refineries in Commerce City, Colorado.

PPCX 800724, a Central Pacific Railroad private car named 'Promontory Point' was built in 1953 for Pullman and worked for the Chicago & Eastern Illinois Railroad. Here we see it being pulled behi... (more)

The California Zephyr #5 train runs through Commerce City as it heads towards Denver, Colorado.

BNSF 8434 (SD70ACe) leads an empty mega coal train through the refineries in Commerce City, Colorado.

UP 1616 in the special Abraham Lincoln paint scheme (SD70M) leaves Denver behind and runs the passenger train through the refineries in Commerce City, Colorado.

An empty BNSF coal train, led by 25th anniversary unit #5828 (ES44AC), runs through the refineries in Commerce City, Colorado as it heads east on the Brush Sub.

Union Pacific's Big Boy #4014 runs past three refineries in Commerce City, Colorado as it leaves Denver behind and heads north on the Greeley Sub towards Cheyenne, Wyoming.

BNSF 1579 (SD40-2) and mate run light into the refinery district in Commerce City, Colorado.