UP 8009 (ES44AC) is about to disappear into thick fog at Blue Mountain, Colorado.

UP 7104 (AC4400CW) leads an oil train down the hill from Tunnel #1 at Plainview, Colorado.

Storm clouds are dropping snow in the Rocky Mountains as UP 2698 (AC4400CW) runs through Leyden, Colorado on its way to Denver.

An ALCO A-B-A set awaits its next assignment at Cheyenne Wyoming in 1956. Otto Perry photo, from my collection.

A new C44ACM rebuild leads westbound symbol IG4LB in the late afternoon near El Casco.

UP 3062 leads a westbound ISILB at El Casco.

Union Pacific train number 9, the City of St Louis, is seen near Buford Wyoming in 1951. Otto Perry photo, from my collection.

A Union Pacific stack train rounds the curve at Borie just west of Cheyenne. He's making pretty good speed here and I get a friendly wave from a crew member. The ruling grade on this side of the r... (more)

The UP Potash train travelling through Bootlegger Canyon enroute to Intrepid Potash.

Union Pacific 3290 leads an E/B across the Crooked River Bridge near Terrebonne, OR on December 17, 2001 with 50 cars with the UP Bend to the Dalles local. This local no longer runs. Power was UP ... (more)

UP engines sit tied down for the weekend at Port Reading Yard while waiting for their tank cars to be dealt with.

Waiting to be picked up and put in service.

Reflections Of Three Bridges. On morning of March 30, 2013, CSX Q010 passed through Fort Montgomery, New York with the unusual power set of Union Pacific Railroad 4766 (SD70M, EMD, 3/2002) ... (more)

UP 8050, 7968, 8236, & 6197 race east with an intermodal train.

A pair of GEs power an eastbound loaded coal train.