Coors Critter # 997 (SW1000) runs through the yard in Golden, Colorado.

BNSF 2854 (GP39-2) crests Burke's Hill as it leaves Boulder, Colorado and runs towards Broomfield.

The California Zephyr, with an extra engine up front, runs through Coal Creek Canyon, Colorado.

Snow is falling in Denver, Colorado as the California Zephyr passes a waiting Union Pacific coal train and heads towards the Moffat Tunnel district.

BNSF 1812 (SD39-2) takes a cut of cars to the BNSF yard in Golden, Colorado.

From the 1970's to the late 1990's the AT&SF adopted a new paint scheme for freight diesels known as the Bluebonnet or Yellowbonnet scheme, which placed more yellow on the locomotives. The purpos... (more)

BNSF 2854 (GP39-2) runs light on the Longmont Siding and will take the spur that runs to Lafeyette, Colorado.

BNSF Bluebonnet 2854 (GP39-2) runs light past the Valmont Power Plant in Boulder, Colorado.

UP 8131 (ES44AC) waits on the Belt Line for a green that will allow it to head to the Greeley Sub.

As storm clouds roll by in the background, Rio Grande Southern #20 (4-6-0) poses with D&RGW 491 on the grounds of the Colorado Railroad Museum in Golden, Colorado.

BNSF 6012 (ES44AC) shoved a coal train past a waiting UP freight train waiting on the siding at Plainview, Colorado.

Light snow is falling as the California Zephyr 5 train leaves Denver and heads up the Moffat Tunnel Sub.

Heavy snow is falling fast as the crew of UP 8233 (ES44ACH) gets ready to drop off an oil can train on the ready track for a new crew to take up the Moffat Tunnel Sub.

UP 6789 (AC4400CW) leaves Plainview, Colorado as it heads towards Tunnel #1 and Coal Creek Canyon.

BNSF 2621 (GP39-3) sits with a Bluebonnet at the old Longmont Depot, in front of apartments that used to be the site of the Butterball turkey rendering plant.