The California Zephyr emerges from Tunnel #1 at Plainview, Colorado after a strong winter storm and freezing fog has frosted the landscape.

The California Zephyr exits the first of 30 tunnels as it heads into the Colorado Rockies during a heavy snow storm.

Heavy snow and freezing fog greet the California Zephyr as it gets ready to enter the east portal of the Moffat Tunnel at Tolland, Colorado.

The California Zephyr whips up the snow as it heads towards the east portal of the Moffat Tunnel at Tolland, Colorado.

It was a magical morning on the Moffat as freezing frost and snow flock the entire valley, providing a winter wonderland for the passengers and crew on the California Zephyr as it heads into the C... (more)

Snow and fog greet the California Zephyr as it runs through Plainview, Colorado.

Snow and frosty fog greet the California Zephyr as it runs through Plainview, Colorado on the Moffat Tunnel Sub.

The California Zephyr runs through Tunnel 3 at Plainview on the Moffat Tunnel Sub.

The California Zephyr runs through Tunnel 3 at Plainview, Colorado on the Moffat Tunnel Sub.

Crude on the Flatirons Eastbound crude oil is working east through tunnel 4-2 on the Flatiron Range.

A Westbound empty coal drag is seen starting the climb of the Front Range of the Rocky Mountains out of Denver. The train is approaching Coal Creek Canyon and has just crossed Blue Mountain Road.

A Westbound empty coal drag is seen starting the climb of the Front Range of the Rocky Mountains out of Denver. The train is approaching Coal Creek Canyon and has just crossed Blue Mountain Road.

Rocky Mountain Rail Tours #2021 (GP40-3) leads the passenger train out of Tunnel #1 at Plainview, Colorado and will drop into Coal Creek Canyon on its way to Denver.

Loaded oil train OXPSJ-24 is seen heading East toward Denver coming down the Front Range of the Rocky Mountains on the Union Pacific Moffat Tunnel Subdivision. The train is crossing Blue Mountain ... (more)

Amtrak’s westbound California Zephyr has just curved out of Tunnel 1 east of Plainview while climbing Colorado’s front range mountains on the morning of September 13, 2023.