Flying past at near 50 miles an hour, the Union Pacific Big Boy heads east in the morning sun as they pass the famous Picacho Peak in the background.
UP 4014 slows as they drop down the short quick grade of the Mohawk pass as they plan to stop at the bottom of the grade for a quick lubrication of all of 4014's parts.
UP 4014 rounds the final leg of an "S" curve just outside of Sentinel, AZ as it continues to race east in the 100 degreees heat!
The Union Pacific 4014 departing the former Southern Pacific Tuscon yard as they head east for Lordsburg, NM on a fine October morning.
The Union Pacific 4014 climbs the massive straight up the grade thru Fenner as he approches the top heading east for New Mexico.
After being held up for two eastbound trains, the UP 4014 makes its first appearence of the day near Dome Valley.