BNSF 2549 (GP39-3) gives the team a ride to the yard in Longmont, Colorado.
Canadian Pacific engine #8734 (ES44AC) leads a loaded coal train south on the Joint Line through Nixon, Colorado.
BNSF 8578 (SD70ACe) runs south on the Joint Line through Littleton, Colorado. The catenary supports on the left provide power to the RTD light rail line that runs parallel to the Joint Line.
BNSD 6375 (ES44AC) shoves an empty coal train north on the Joint Line towards Nixon, Colorado.
BNSF 2549 (GP39-3) sits in front of the historic Longmont Depot and waits for orders to head to the yard.
BNSF 7828 (ES44DC) splits the signals on the Joint Line as it runs south towards Larkspur, Colorado.
UP 5857 (AC4400CW-CTE) rounds the corner of Blue Mountain as it heads up the Moffat Tunnel Sub.
BNSF 6015 (ES44AC) leads a coal train through Larkspur, Colorado.
BNSF 7955 (ES44C4) runs the S curve east of Sedalia, Colorado on the Joint Line.
The California Zephyr runs through fog and freezing sleet in the Union Pacific's North Yard as it leaves Denver, Colorado for the Rocky Mountains.
The California Zephyr runs through Barr Lake at sunrise as it heads to Denver, Colorado on the Brush Sub.
Engine problems meant that the California Zephyr #6 train left Denver, Colorado 12 hours late and with one P42DC engine.
The large rock formation in the background is Castle Rock and gives the city south of Sedalia its name. BNSF 7828 leads a freight pas the iconic landmark and heads south on the Joint Line.
A BNSF coal train runs on the Santa Fe Bridge at Larkspur, Colorado as it heads south on the Joint Line.
BNSF 7828 (ES44DC) leads a freight up the long stretch between Sedalia, Colorado and Castle Rock.