For this year's Cheyenne Frontier Days the Union Pacific sent their E9A UP 951 to Denver for the run.

Clean as a whistle! Three new SD70ACes lead a loaded coal train east between Tunnel 1 and Big Ten Curve on the Front Range in a break from foul spring weather. This is their first eastbound trip a... (more)

Finding a little "sucker hole" of sun, BNSF 6093 heads North towards Denver with a coal empty. Snow covered Pikes Peak looms in the background.

The Continental Divide is still cloaked in white on April 26, 2000, as an eastbound Union Pacific coal train descends out of Tolland Colorado. A pair of GE AC4400CWs lead the train, with Chicago a... (more)

A somewhat interesting consist was on the head end of this coal empty on a snowy March afternoon. Sandwiched smack in the middle of the five units is a BNSF C44-9W! Sure, railroads pool power...bu... (more)

While the demand for coal has certainly gone down some, you can still find plenty of coal trains running on the Moffat. One such example was this Energy-bound empty, headed west on a simply beauti... (more)

On April 15, 2013, the Denver, Colorado, area received anywhere from 8 inches to over a foot of wet spring snow. At 7:38 p.m. with snow still coming down, dusk begins to settle in on the fuel trac... (more)

A employee of the fuel tracks at Union Pacific’s North Yard at Denver, Colorado, prepares GE AC4400CW No. 6598 for another trip out on the road during a spring blizzard on April 15, 2013.

Warbonnet action in the Denver Yard

The DPU's on this empty coal train bring up the rear as the train follows along side South Boulder Creek just east of Tolland, CO on July 18, 2012.

With just about a minute left of sunlight, a westbound coal train heads west into the setting sun just east of Hudson at Rescar, CO.

After running through the night bringing a mixed freight into the Denver Yard, Warbonnet 656 heads to the BNSF servicing facility as the morning sunlight lights up the clouds.

Electro-Motive Division, along with Union Pacific, did some high-altitude testing of EMD’s SD90MAC-Hs at aptly-named Plainview, Colorado, in February 1998. Here, UP Nos. 8503, 8502 and 8505, alo... (more)

Ample springtime rainfall bring out the wildflowers among green grasses on the Front Range mountains in the foreground as a westbound Union Pacific coal empty departs Rocky, Colorado, after meetin... (more)

Daylight during an early spring snowstorm is ending amid the “blue hour” just before nightfall at Union Pacific’s North Yard fuel tracks at Denver, Colorado, on April 15, 2013. The former Ri... (more)