UP 844 roars through LaSalle CO with the Frontier Days Special enroute back to Denver.

UP 844 charges by Terry Ranch Road just outside of Cheyenne with the Frontier Days Special on a beautiful Saturday morning.

Union Pacific #844.

Union Pacific #844 preforms a photo runby near Carr.

Union Pacific #844 approaches Terry Ranch Road.

Union Pacific #844 takes a spin on the turntable before having to return back to Denver later in the evening.

Union Pacific #844 approaces the town of Nunn, CO while going 70mph. Note the chaser riding the motorcycle.

Union pacific 4-8-4 #844 sits in Denver the day before the Cheyenne Frontier Days excursion.

Waiting to pull a special to Cheyenne Frontier Days.

on the way to Denver from Cheyenne as part of a series of excursions this coming weekend

West bound on the Marysvilles sub, the 844 is about to go under I-80. Only a few miles to Gibbon and the Kearney sub.

West bound on the Marysville sub.

Running a bit late, UP 844 chugs down the Mason City Sub (Spine Line) just west of Shipley. Hearing her whistle sent chills down my spine!

UP 844 splits the signals east of Columbus NE.

UP steam passes an ethanol plant in western Iowa.