UP 844 is full steam ahead as it approaches Greeley for the service stop on the 2016 Frontier Days train.

After a two-year absence, the Union Pacific's 844 is back at the helm of the Denver Post Cheyenne Frontier Days special en route to Cheyenne on this warm July morning.

Union Pacific 4-8-4 Northern No. 844 returns to the rails after a three-year absence. Seen here, on a gorgeous July morning, UP 844 and UP SD70ACe No. 1989 take charge in the Cheyenne Frontier Day... (more)

The office of UP 844, as viewed from the right seat. The UP was thorough with the recent refurbishment, leaving no system untouched.

Storm clouds roll through as UP844 leads the Cheyenne Frontier Day's special on the return trip out of Cheyenne, Wyoming.

UP844 is on the point of the Cheyenne Frontier Day's special headed northbound towards Cheyenne with passengers aboard.

Soon UP 844 will be taking the lucky ticket lottery winners from Denver to Cheyenne for the Cheyenne Frontier Days. The UP completely refurbished this steam-powered marvel over the last two years... (more)

The nerve center of UP 844

On a clear summer morning, Union Pacific FEF-3 4-8-4 Northern number 844 chuffs past Terry Ranch Road on her way to Denver.

UP 8444 (now back to 844) rolled east along the Columbia River at Wyeth, OR on a Special to the Pendleton Roundup. The train went east from Portland on the 14th, spending the night in La Grande be... (more)

This locomotive had just come from a lengthy overhaul, and was out for testing with a short train.

Union Pacific's 844 rests briefly in Falls City, NE, on it's way to a re-enactment of the Battle of Shiloh.

Inside the historic old Union Pacific steam backshop in Cheyenne, home base for Union Pacific's steam fleet, work is underway on returning UP FEF-3 #844 to service.