After Philip Anschutz acquired the D&RGW and the SP, one of his first missions was to lay fiber optic cable along the D&RGW right of way from Denver to Salt Lake City. With an SD-40-2T from each... (more)

A Union Pacific welder cuts the north rail during a grade crossing replacement at 72nd Avenue on UP’s Moffat Tunnel Subdivision in Arvada, Colorado, on October 25, 2003.

The interesting consist of CSXT 3052, CREX 1408 and CSXT 702 pass by a herd of Elk as they head West on BNSF's Denver to Provo train.

It's a gorgeous afternoon west of Denver as BNSF's eastbound Provo, Utah to Denver, Colorado manifest rolls down the 2-percent grade as they approach Leyden in Arvada, Colorado on February 13, 201... (more)

BNSF's Denver to Provo manifest broke down due to one of its engines going "belly up". The rescue engine sent out of Denver happened to be the Norfolk & Western 8083 and it was even plac... (more)

A pair of foreign tourists draws a crowd! Visiting Kansas City Southern SD70ACe's 4187 and 4052 head West on Union Pacific's Moffat Tunnel line out of Denver as a trio of on lookers snap some pict... (more)

Not sure which unit was having issues on CZ #5, but UP 7085 leads Amtrak units 135 and 96 into Coal Creek Canyon on a frosty December morning. Visible in the background is Table Mountain in G... (more)

Morning haze has settled over downtown Denver, roughly 17 miles in the distance (as the crow flies), as Amtrak units 204 & 130 lead the California Zephyr into Coal Creek Canyon.

Three Rio Grande GP40-2s on Union Pacific’s West local are heading back to Denver’s North Yard light power and pass a Colorado Operation Lifesaver display at Simms Street grade crossing in Arv... (more)

Generally speaking, UP's daily North Yard, CO to Roper, UT manifest is called at 3:30am. The process from call time to departure is typically 3-4 hours for the MNYRO. The result is usually an earl... (more)

UP 1996 descends into Arvada, Colorado with the MRONY 27 in tow.

Making a rare appearance in Colorado, UP 1996 (the Southern Pacific Heritage Unit) leads the MRONYX-28 in to Denver. The train is leaving the east end of Rocky and headed for the west entrance to ... (more)

Making a rare appearance in Colorado, UP 1996 (the Southern Pacific Heritage Unit) leads the MRONYX-28 in to Denver. The train is leaving the east end of Rocky and headed for the west entrance to ... (more)

As quickly as it came to Denver, it left Denver! UP 1996 came in on the MNYRO the day before. After a night in Denver, it was setup as the sole DPU on the tail end of the MNYRO. Back to Utah! A... (more)

On a frigid December morning, an eastbound BNSF manifest winds its way through the S-curves at the base of Coal Creek Canyon. You can see the back half of the train, descending from Tunnel One in ... (more)