Amtrak engine #78 (P42DC) races the snow clouds as it leads the Winter Park Express through the signal bridge in the Union Pacific's North Yard in Denver, Colorado.

The California Zephyr casts a reflection at Barr Lake as it heads towards Denver, Colorado on the Brush Sub.

Fresh snow overnight has frosted the trees in Coal Creek Canyon as the California Zephyr heads into the Rocky Mountains.

A weary looking Amtrak engine #169 leads the California Zephyr through Crescent, Colorado after a heavy snowstorm the night before.

Amtrak's Phase VII engine #174 (P42DC) leads the Winter Park Express out of Tunnel #1 and heads towards Plainview, Colorado.

The westbound California Zephyr 5 train runs through a crossing at West Pinecliffe, Colorado.

A bright orange sunrise glints off the stainless steel of the California Zephyr as it runs through Keenesburg, Colorado.

The California Zephyr runs through Keenesburg, Colorado at sunrise.

The California Zephyr 5 train through Coal Creek Canyon during snow and heavy fog.

Here we get a good look of the new Phase VII paint scheme that has started to grace the P42DC's as the California Zephyr 6 train runs past the BNSF's intermodal facility in Denver, Colorado.

The California Zephyr 6 train rousts the pigeons as it runs past the Union Pacific's North Yard in Denver, Colorado.

Amtrak’s California Zephyr dashes its way west through a winter wonderland at Crescent while slowly climbing Colorado’s Front Range mountains on March 15, 2024.

Amtrak P42 174, wearing the newest scheme, leads the California Zephyr West though Brookfield.

The California Zephyr runs through Coal Creek Canyon as it heads into the Moffat Tunnel District and the Colorado Rocky Mountains.

In a dispatching move that didn't quite make sense, the California Zephyr 5 train meets the California Zephyr 6 train, but since a UP oil train occupied the siding at Rocky, Colorado, the 5 train ... (more)