Snow is falling fast as UP 6417 (AC4400CW) leads a freight into the Union Pacific yard in Cheyenne, Wyoming, just as another freight heads out.

Amtrak engine #192 (P42DC) leads the California Zephyr through Gore Canyon, Colorado.

BNSF 9015 (SD70ACe) leads a coal train through the trees at Palmer Lake, Colorado.

BNSF 6015 (ES44AC) leads a coal train through the S Curve at Castle Rock, Colorado as it runs south on the Joint Line.

BNSF 6021 (ES44AC) muscles a northbound coal train through Sedalia, Colorado on the Joint Line.

The California Zephyr runs next to the Colorado River as it passes through Gore Canyon, Colorado.

UP 6748 (ES44AC) leads a military train through with wide open ranchlands of Greenland, Colorado. This engine has a plaque on the side which says, "For his unwavering commitment to safety, t... (more)

UP 2540 (ES44AC) runs through snow and sub-freezing temperatures as it leads an autorack train through Tie Siding, Wyoming.

UP 8719 (SD70ACe) leaves the Cheyenne Yard in a heavy snowstorm and meets another freight coming into the yard.

UP 7242 (AC4400CW) takes an oil can train along the high ridge past a ranch west of Hot Sulphur Springs, Colorado.

UP 6417 (AC4400CW) leads a military train through Littleton, Colorado as it runs south on the Joint Line.

BNSF ACe 9015 leads a loaded coal train up the long grade between Greenland and Spruce, Colorado.

BNSF 6015 (ES44AC) leads a loaded coal southbound on the Joint Line towards Larkspur, Colorado.

BNSF 8809 (SD70MAC) brings a freight into Longmont, Colorado.

These four power units work the Longmont, Colorado jobs. BNSF 2857 (GP39-2) works the Buck Local between Lafeyette, Boulder and Longmont and BNSF 8809 (SD70MAC) works the Fort Collins and Lovel... (more)