The California Zephyr drops down from the Colorado Rocky Mountains and will arrive in Denver within the hour.

On a gloomy May morning, BNSF 5536 leads the Provo, UT to Denver, CO manifest through the curve at Blue Mountain Rd in Coal Creek Canyon, CO on May 11th, 2020.

BNSF 6948 (ES44C4) emerges from the fog leading a trio of other engines and a long freight towards Blue Mountain Road in Coal Creek Canyon, Colorado.

It's a beautiful spring morning in the Rocky Mountains as Amtrak's westbound California Zephyr climbs the grade up to Tunnel One in Coal Creek Canyon, CO on April 24th, 2020 with Amtrak's Veterans... (more)

This morning's Provo, UT to Denver, CO BNSF manifest train rounds the curves of Coal Creek Canyon as it heads down the two percent grade of the Moffatt Tunnel Sub.

Just before 8am, Amtrak phase 1 Heritage Unit leads the Winter Park Express/Ski Train upgrade from Denver seen after passing Clay siding. This picture was taken from the hill that Tunnel #1 punche... (more)

A Union Pacific grain train descends the 2% grade into Coal Creek Canyon amidst a heavy and wet spring snowfall.

Siemens Charge IDTX 4628 leads a second charger, a P42DC and two baggage cars through the snow and around the curve of Coal Creek Canyon.

Amtrak #11 P42DC climbs towards Tunnel #1 as it leads the California Zephyr into the Colorado Rocky Mountains.

The California Zephyr break though thick fog and feezing temperatures as it heads into the Colorado Rocky Mountains.

In the last catch before the Zephyr left the Front Range, we see the two Chargers and a Genesis climb the steep grade in falling snow towards Tunnel #1 on the Moffat Line.

Before climbing the steep grade to the Moffat Line Tunnel #1, the new Siemens Chargers lead the California Zephyr in the snow through the tight horseshoe turn at the mouth of Coal Creek Canyon. ... (more)

Running the new Siemens SC-44 Chargers on the point of the California Zephyr through the Colorado Rocky Mountains provided a good test for high altitude running in sub-freezing temperatures and sn... (more)

A ghostly BNSF 6948 (ES44C4) leads a freight through sub-freezing temps and dense fog as it runs on the Moffat Line at Coal Creek Canyon.

AMTK 14 creeps through Coal Creek Canyon, Colorado in super dense fog and frigid temperatures.