The crew greases the drivers of UP 844 in advance of the run from Denver to Cheyenne for the Cheyenne Frontier Days special.

Union Pacific 844 accelerates out of a display/servicing stop at Lawrence, Kansas. The locomotive is on the last leg of a Marysville-Kansas City trip, part of a larger Cheyenne-Memphis trip.

UP 844 leads the UP Southern Pacific special on the joint line through Castle Rock.

UP 844 teams up with the UP Southern Pacific special and heads south through Colorado on its way to New Mexico

UP 844 runs through the Black Forest on the Joint Line near Larkspur, on its way to New Mexico.

UP 8444 (now 844) gets some TLC during its overnight layover at La Grande, OR. The train came east from Portland and in the morning will head back with a stop at the Pendleton Roundup. UP 844 is t... (more)

Ed Dickens, senior manager of heritage operations of Union Pacific, and his wife Nancy look out from the cab of UP 844. The train has just arrived in Jefferson City, wrapping up a short hop from K... (more)

Union Pacific 844 runs along the Missouri River as it passes the mill at Wavery, Mo. The train is on the Kansas City-Jefferson City leg of a trip that took the locomotive from Cheyenne, Wyo., to M... (more)

Union Pacific 844 rolls east past the grain elevator in Levasy, Mo. The engine in on the Kansas City-Jefferson City leg of a trip that would take it from Cheyenne, Wyo., to Memphis, Tenn.

UP 8444 and 3985 in a ferry move to the opening of the California State Railroad Museum. A Roger Puta Photograph

UP 844 blasts east towards Memphis as a part of the River Walk bridge opening ceremony.

UP 844 leads the "Trek to Tennessee" special westward out of Scott City, Missouri.

Inside the office of UP 844.

UP844 makes its first stop in the small town of Hermann Missouri with plenty of spectators for a Tuesday on its trek to Tennessee.

UP 844 heads for North Platte on the return trip from Tennessee.