7.4K views · 1.3K reactions | Views of Union Pacific's Challenger locomotives with some information on their history with the UP. From the GSVP show "Big Boys and Challengers" https://rfd.video/BBandChallengers | Steam Giants | Facebook

284K views · 4.4K reactions | Yesterday we saw a little, but mighty, Heisler in action... today, it's big and mighty Union Pacific 3985. | Railfan Depot | Facebook

Big Union Pacific Challenger 3985 smokes by us... Clip from San Jose Steam Celebration. On sale, just $9.95: http://rfd.video/SanJoseSteam | Railfan Depot

2.1K views · 149 reactions | Union Pacific salutes and thanks these employees for 50 years of service! * Nancy L. Brice, clerk, Los Angeles, California * Francisco “Pancho” C. Daniel, locomotive engineer, Sparks, Nevada * Johnathan “Tuttie” L. Deckard, lead rail car technician, Palestine, Texas. * Greg L. Wahl, locomotive engineer, Bakersfield, California Thank you so very much! | Union Pacific Railroad | Facebook

21K views · 599 reactions | See the steps our Engineering Department takes to prevent poor track surface. | Union Pacific Railroad | Facebook

3.8K views · 135 reactions | Union Pacific employees from around the...

79K views · 581 reactions | La 4-6-6-4 Challenger, una versión aligerada de la Big Boy de la Union Pacific del año 1943, nos demuestra las capacidades del vapor remolcando una composición con 143 vagones portacontenedores, de dos pisos, llevando el tren a 56 km/h en una pendiente de cierto empaque. | Vía Libre. La revista del ferrocarril | Facebook

With the water tank at Harriman in the background, we watch as Union Pacific Challenger 3985 slowly moves down the main. Great sound! Clip from "Union Pacific's 4oth Anniversary Steam Excursion" by Pentrex. http://rfd.video/40thSteam | Railfan Depot

8.3K views · 1K reactions | We see Challenger #3985 west of Elm Creek, Nebraska and arriving at Kearney. From the Railway Productions show "The Challenger Union Pacific’s Legend of Steam" https://rfd.video/Challenger2008 | Steam Giants | Facebook