Union Pacific

Union Pacific historic equipment move Cheyenne to Kimball, Neb. 2022

UP 4014 Following a Dream - UP 4014 Siguiendo un Sueño

Union Pacific Big Boy 4014 Denver Excursion 2025

The Worlds Largest Operating Steam Engine! Union Pacific Big Boy No. 4014 Fall 2025 Denver Excursion

The Challenger on Sherman Hill - English • Great Railways

Norfolk & Western Articulated Steam Locomotives in the 1940's-1950's

Union Pacific Bigboy with smoke deflectors (September 30th to October 1st 2025 excursion)

Big Boy 4014 погоняется через перевал Доннер | UP Big Boy преодолевает перевал Доннер

The Union Pacific Challenger 3985 to be Restored!

Reading & Northern 2102: The Fall Foliage Flyer

UP 3985 on Cajon Pass May 1994

Union Pacific Donation Special Departs Cheyenne, WY

The Challenger (Big Boy's Not-So-Little Sister)

UP4014 Big Boy Cab Ride from Greeley CO to Denver with Shots in Cheyenne, 7/17/25

Challenger 3985

Following Union Pacific Big Boy 4014 from Rochelle, IL to Lombard, IL

Norfolk & Western 611: Shenandoah Valley Limited 2025 (4K)

Union Pacific #8444 (844) and #3985 Steam Doubleheader to Railfair 1981

The World's Largest Steam Engine! Chasing UP Big Boy No. 4014 to Denver w/ Elephant Ears! (9/30/25)

UP 3985 Chase Cheyenne to North Platte - September 18, 1990