Union Pacific’s Roper Yard in Salt Lake City to North Yard in Denver manifest freight curves through Rocky, Colorado, on a snowy April 23, 2001.

Snow-covered scenery at the mouth of Coal Creek Canyon provides a wintery backdrop for Union Pacific's freight MRONY approaching Blue Mountain grade crossing west of Clay, Colorado, on the spring ... (more)

Surrounded by the aftermath of a springtime snowstorm in the Rockies, Union Pacific’s MRONY manifest freight departs the siding at Pinecliffe, Colorado, on a bright April 23, 2001.

With the sun having just crested the horizon and a bit of early dawn fog still left in the air, Alton & Southern's Gateway Yard sits quietly under the St. Louis, MO skyline with some rather intere... (more)

After holding at a red signal for a BNSF train, a westbound K-Line container train gets ready to throttle up and head on into Global III to do some work.

Just north of Platteville, the MDVCY-06 approaches a county road crossing heading north towards Cheyenne after meeting a southbound coal load in town earlier.

Union Pacific's freight MRONY approaches Blue Mountain grade crossing west of Clay, Colorado, on April 23, 2001. Crisp snow-covered mountains at the mouth of Coal Creek Canyon provide a wintery ba... (more)

Union Pacific’s MRONY freight heads east out of Pinecliffe, Colorado, on a sparkling April 23, 2001, just moments after the clouds dispersed and the sun lit up the scene.

UP's freight MRONY curves through Pinecliffe (Cliff siding on the railroad) on a snowy spring day in the Colorado Rockies.

A UP rack train screams through the Illinois country side.

With a single UP SD70M leading the way, a 31 car work train rambles east through Midvale, Utah on it's way to the Riverton passing track to tie up for the day. This train of brand new ribbon rail ... (more)

An eastbound intermodal train has just gotten its new crew, and is now departing the Old Pueblo for El Paso.