A UP Challenger equipped with smoke lifters barrels down the UP mainline with a freight consisting mostly of boxcars.

A pair of Dash9s and an SD40-2 round the bend approaching Julesburg, CO with an eastbound Z train.

The Union Pacific steam team gives Big Boy 4014 a look before getting ready to leave Julesburg, Colorado. The much anticipated trip for the big boy this year will see it travel west to California... (more)

Biting off a tip of Colorado on its way across Nebraska, CNW 8629 leads soda ash empties for Green River, WY past Julesburg, CO while the Sterling Local shuffles cars by the elevator.

A westbound manifest thunders hard up the constant grade as it dips for a brief moment into Colorado before continuing back into Nebraska on the Overland Route. The line to Denver splits off at th... (more)

UP 4014 (Big Boy 4-8-8-4) runs through the signal tower at Julesburg, Colorado.

UP Big Boy 4014 stops at Julesburg, Colorado to greet the crowd and grease the rods.

UP Big Boy 4014 leaves Julesburg, Colorado as it runs east towards Nebraska.

High Plains of northeast Colorado
The Overland Route dips south east towards Julesburg and returns to Nebraska near Ogallala. Here 4014 is at track speed under a nice stack lea... (more)

Union Pacific Big Boy 4014 arrives in Julesburg, Colorado where it will stop and greet the large crowd that has turned out to see the huge marvel of engineering.

Union Pacific's Big Boy steam engine leaves Julesburg, Colorado and heads towards North Platte, Nebraska.

Engineer Ed Dickens leans out of the window as Union Pacific's Big Boy rounds the corner to Julesburg, Colorado. Wherever the magnificent engine stopped on its journey from Wyoming to Colorado an... (more)

Julesburg Highball
Obligatory overpass overlook shot eastbound from Julesburg, CO, 4014 and crews begin the high ball for the Nebraska Overland Route.

Union Pacific #1996 steps away into the main westbound through Julesburg with the MNPNY with extras for Cheyenne on the Julesburg Subdivision.

Union Pacific’s transcontinental route west only spends a few miles in far northeast Colorado following the watercourses of the South Platte River and then Lodgepole Creek while going through th... (more)