The California Zephyr runs through Plainview, Colorado as it begins the climb into the Moffat Tunnel District.

The California Zephyr has exited Tunnel #1 and begins the climb up the Moffat Tunnel Sub that will take them through 29 tunnels to get to the west side of the Continental Divide.

AMTK 164 (P42DC) exits Tunnel #1 at Plainview Colorado.

UP 8243 (ES44AC) gets ready to leads a freight into Tunnel #1 at Plainview, Colorado.

50th Anniversary Pepsi can
Amtrak’s 50th Anniversary locomotive No. 160, painted in snazzy “heritage” colors, leads the westbound California Zephyr at Coal Creek Canyon approachin... (more)

Led by a matched pair of GE P42DCs, Amtrak’s westbound California Zephyr begins its journey through the Rocky Mountains on Union Pacific's Moffat Tunnel Subdivision. The eight-car passenger trai... (more)

An eastbound coal train led by UP 5440 (ES44AC) heads into the Rainbow Cut at Plainview, Colorado.

UP 5440 (ES44AC) leads an empty coal train through the trees at Plainview, Texas.

Amtrak engine #41 (P42DC) leads the California Zephyr 5 train through Tunnel #1 at Plainview, Colorado. There will be 29 more tunnels before they enter the Moffat Tunnel and exit on the west side... (more)

The Rocky Mountain Railtours passenger train runs through Tunnel 1 at Plainview, Colorado.

Morning Light Chiseled in Rock On the mountain and into the cut below the Great Divide New York bound empties were originally intended to go to Gibson, IN however due to Colorado and ... (more)

The Rocky Mountaineer passenger train rounds the corner after Tunnel 1 at Plainview, Colorado.

A freshly painted engine #164 (P42DC) leads the California Zephyr and emerges from Tunnel 1 as it begins the climb through the tunnel district on the Moffat Tunnel Sub.

The California Zephyr 5 train out of Denver, Colorado sports a newly painted Amtrak engine 164 as it exits Tunnel 1 at Plainview, Colorado.

With the Flatiron rock formation of Boulder, Colorado visible in the distance, the private car Cyrus K Holliday gets pulled up the Moffat Tunnel Sub on the back of the California Zephyr 5 train.