Union Pacific Challenger 3985 and baggage car are set to pick up a short ferry train in the morning for Cheyenne. The locomotive was coal-fired at this time.

Challenger locomotive 3985 is undergoing attention inside the steam shops at the Cheyenne UP depot

Union Pacific Challenger No. 3985 rolls west on the Sidney Subdivision east of Pine Bluffs, Wyoming, on October 9, 2008.

Northbound from Denver to Cheyenne.

I arrived at Harriman just as the train arrived and this was a real grab shot. But it has a dramatic quality that perhaps offsets the considerable technical faults. I had taken a previous shot ar... (more)

The UP 3985 Challenger with the Circus Train on there way to Denver.

In a panned photograph, Union Pacific Challenger No. 3985 steams west between Dix and Owasco, Nebraska, on June 13, 2000.

A member of Steve Lee’s steam crew intently watches for a signal from the cab of Union Pacific 4-6-6-4 No. 3985 at Cheyenne, Wyoming, on October 9, 2008.

Just after returning from a trip back east, Union Pacific 4-6-6-4 No. 3985 shows some road dirt highlighting its massive boiler. After spotting a couple of cars, the locomotive will back into the ... (more)

Union Pacific Challenger No. 3985 smokes westbound west of Sunol (east of Sidney), Nebraska, on October 9, 2008.

Union Pacific 3985 leaving southern California at Sullivan's Curve in Cajon Pass.

UP 3985 leads the Missouri River Eagle eastbound on the Marysville sub.

UP 3985 eastbound pulling the Missouri River Eagle.

Historic UP meets modern UP as a St. Louis bound freight is overtaken by the 3985 at track speed just a few mile away from its destination in downtown St. Louis. Canon 350D.

UP 3985 leads the Missouri River Eagle eastbound on UP's triple track main west of Brady NE.