UPY 691 (GP15-1) muscles a cut of cars into the North Yard ladder.
UPY 691 (GP15-1) moves out a cut of oil tank cars from the fueling station at the North Yard in Denver, Colorado.
The California Zephyr runs through Tunnel 15 as it heads east down the Moffat Tunnel Sub and towards Denver, Colorado.
The California Zephyr heads towards Tunnel #1 at Plainview, Colorado after having run through Coal Creek Canyon.
BNSF 6202 (ES44AC) leads the Provo train towards Denver, passing through Arvada, Colorado and the many wild sunflowers growing next to the Moffat Tunnel Sub tracks.
BNSF 5986 (ES44AC) leads an empty coal train through heavy fog at West Tonville, Colorado.
BNSF 9891 joins an Executive MAC at a siding in Longmont, Colorado.
RTD 4037 (Hyundai Eagle) arrives in lower downtown Denver as it passes the BNSF engine servicing facility.
The California Zephyr runs through Tunnel 13 on the Moffat Tunnel Sub and will next enter Tunnel 12 on its way to Plainview, Colorado.
The California Zephyr runs through Coal Creek Canyon as it begins the climb into the Colorado Rocky Mountains.
BNSF 6436 (ES44AC) emerges from the fog as it heads east with a coal train on the Brush Sub.
The California Zephyr emerges from the thick fog at Roggen, Colorado with heritage engine 184 leading the way to Denver.
AMTK 800039, named the 'Cyrus K Holliday', is on point as the California Zephyr backs into Denver's Union Station. The beautiful Pullman car was built for the Soo Line in 1921.
To quote the dad in A Christmas Story, "It's a klinker!"
A BNSF motor makes like a Baldwin as it muscles a loaded coal train through Roggen, Colorado.
BNSF 6384 (ES44AC) moves past a GP30 at the yard of the engine servicing facility in Denver, Colorado.