The westbound Rocky Mountaineer: Rockies to the Red Rocks emerges from the shortest tunnel in the Tunnel District, Tunnel 29. The tunnel is only 78 feet long! The train has been following South Bo... (more)

About 20 minutes before the sun will disappear behind the mountains to the west, UP 9013 leads a manifest south toward Denver on the Greeley Sub. A few miles to the south, the train will be taking... (more)

A southbound BNSF manifest, coming off of the Front Range Sub, crosses the UP Belt Industrial Lead at Utah Junction. A Warbonnet happens to be second out on the elephant-style manifest as it arriv... (more)

There isn't a cloud in the sky on this chilly February morning as the westbound Zephyr, running about 30 minutes late, climbs toward Tunnel 1 in a snowy winter wonderland. The lack of cloud cover ... (more)

On a clear, cold morning after a February blizzard, the westbound Zephyr climbs toward the east portal of Tunnel 1 in a frozen winter wonderland. AMTK 130, the Phase I heritage unit, is second up ... (more)

Everybody Loves a Big Boy!
UP's Big Boy made the second-to-last leg of its 2021 summer journey from Sharon Springs, KS to Denver, CO on Sunday, September 5, 2021. As is typical, the tr... (more)

The first official run of the "Rockies to the Red Rocks" Rocky Mountaineer heads west on UP's Moffat Tunnel Sub. The Rocky Mountaineer worked out an arrangement with Union Pacific to all... (more)

Union Pacific's latest specially-painted engine, UP 1979, is on display at North Yard, UP's main yard in Denver. This scheme is known as the "We are ONE" scheme, and it depicts the nine Employee R... (more)

On the main at Dell, the eastbound Rocky Mountaineer wraps along the Colorado River with a pair of UP SD70Ms on the point. Dell is one of two sidings on the Dotsero Cutoff between Dotsero and Bond... (more)

An AC4400CW, an ET44AC, and an ES44AC lead a westbound coal empty as it snakes its way around Big Ten and toward a clear signal at the east end of Eisele (formerly Clay). The lead unit, UP 6321, c... (more)

After getting stuck in the siding at Rocky for close to three hours due to maintenance, this coal empty is finally on the move again, climbing out of Rocky and up and around Big Ten. The train is ... (more)

The eastbound Zephyr rolls east on the main at Eisele as it continues the journey east toward Denver and points beyond. Eisele is really the last place the eastbound Zephyr will skirt the front ra... (more)

West of Denver on the former Denver and Rio Grande Western - now UP's Moffat Tunnel Sub - you'll find the awesome engineering of Little Ten and Big Ten Curves. The original architects of the ra... (more)

Just east of Rocky, in Barbara's Gulch, the first westbound Zephyr to leave Denver on a Wednesday morning in almost eight months approaches a Clear (green) signal at the east end of Rocky. A lone ... (more)

The hottest train in Colorado, the ZDENCHI (Denver to Chicago) crosses the fill along Barr Lake after meeting the Zephyr at the siding of Barr. The dispatcher had a great meet set up, and the Z-Tr... (more)