The setting sun casts long shadows as this evening's California Zephyr runs past the UP's North Yard and BNSF's intermodal facility and will soon arrive at Denver's Union Station.

I miss seeing the Smurf blue GATX units in the UP yards. You could spot one among the sea of Armour Yellow engines form a mile away.

UP 688 strains to pull a cut of cars out of the North Yard for sorting.

The North Yard is busy with GEEPS sorting freight and heavies receiving fuel and sand.

A couple of GAXTX units make a colorful addition to the UP's North Yard in Denver.

Ten years after the Conrail split the numbers have changed but the color remains the same. NS 3361 former Conrail SD40-2, 6415 and NS 6744 former Conrail SD60I, 5621, are at North Yard in Winston-... (more)

UP 8653 (SD70ACe) takes on fuel while other engines wait either for light maintenance or orders.

A variety of engines wait for servicing in the UP's North Yard while UP 1640 (SD40N) continues to sort freight cars.

Genset UPY 2740 (NRE 3GS21B) joins other engines waiting for service in the UP's North Yard.

The California Zephyr has just left Denver's Union Station and meets an inbound BNSF freight which is passing the UP's North Yard.

Eleven UP engines line up for a move out of the North Yard in Denver.

UP heavies stack up in the North Yard, perhaps as part of a power move to a storage facility.

UP 7374 (AC45CCTE) brings a freight past the North Yard in Denver.

The remote control operator of UP 1640 (SD40N) sends a long freight south of the North Yard so that the individual cars can then be sorted.

Main building at former D&RGW facility, currently Union Pacific North Yard in Denver, Colorado.