A golden sunset glints off the drivers of Union Pacific's famous pair of operating steam locomotives #844 and Big Boy #4014 as they sit at the steam shop in Cheyenne, Wyoming.

UP 3985 makes a run on Sherman Hill in the days before she became a show horse. Cold winter days really accentuate steam exhaust.

Union Pacific purchased the four ALCO RS27 demos. Here is the entire roster on a freight at Perkins. The RS27's were off the roster by 1970. A short life for impressive locomotives.

UP Big Boy 4019 leaves Cheyenne with a great plume of smoke. Steam leaks can be seen surrounding the boiler.

A high speed geared SD40-2H leads two lower geared SD40-2 up Sherman Hill with an auto parts train. Probably the Ford Fast.

Union Pacific's Big Boy #4014 backs under the signal bridge in Cheyenne, Wyoming as it finishes its second trip of the year.

Union Pacific Big Boy #4014 backs into the large yard in Cheyenne, Wyoming as it winds up its successful second trip of the year.

It is standing room only for railfans on the Terry Ranch Road bridge, watching as the Union Pacific's Big Boy #4014 runs underneath as it heads towards Speer, Wyoming.

The Union Pacific's Big Boy #4014 backs the train into the yard in Cheyenne, Wyoming.

Union Pacific Big Boy #4014 runs through Speer, Colorado as it heads back to the barn in Cheyenne, Wyoming.

Tunnel Motor WAMX Leasing #4155 (SD40T-2) sits at a facility south of downtown Cheyenne, Wyoming.

UP 5444 (ES44AC) leaves the Union Pacific yard in Cheyenne, Wyoming.

Sunrise on Departure Day Union Pacific Wasatch Class, or “4000” as the crews called them in its tenure leaves the House for the journey east to tour Union Pacific’s empire of tod... (more)

WAMX 4155 sits out the weekend at Swan Ranch.

Union Pacific Big Boy #4014 (4-8-8-4) heads back home to Cheyenne, Wyoming after a long trip out west. Congrats to Ed and the entire steam crew for a successful journey.