The Union Pacific Challenger 3985 heads to Chicago for the 1993 NRHS Convention. From the Pentrex show "Steam to Chicago – The 1993 NRHS Convention" https://rfd.video/S2Chicago | Steam Giants

Watch Union Pacific No. 8444 in the late 1960s with a look at Union Pacific 3985 with an uncertain future, rusting away at Cheyenne, Wyoming. From the GSVP show "Union Pacific 844, The Early Years" https://rfd.video/Early844 | Steam Giants

66K views · 5.1K reactions | Most of us know this, but the 4-6-6-4 "Challenger" type locomotive made famous by the UP 3985 is not exclusive to the Union Pacific. In fact the Northern Pacific had 47 of them, designated as Z6s, Z7s & Z8s built by ALCO between 1936 and 1944. From the Green Frog Productions show "Steam on the Northern Pacific" https://rfd.video/SteamNP | Steam Giants | Facebook

Yesterday we saw a little, but mighty, Heisler in action... today, it's big and mighty Union Pacific 3985. | Railfan Depot

Union Pacific 3985 with three tenders... and a lot of smoke. Clip from San Jose Steam Celebration. On sale, just $9.95: http://rfd.video/SanJoseSteam | Railfan Depot

70K views · 2.9K reactions | Here's a long clip of Union Pacific...

Fresh from her restoration in 1982, Union Pacific Challenger #3985 begins her first tour. From the WB Video show "Challenger '82, Union Pacific #3985" https://rfd.video/Challenger82 | Steam Giants

After her restoration in 1981, Challenger #3985 is still a coal burner and eager to hit the rails for some 1982 touring. The famous locomotive is seen at a few locations. From the WB Video show "Challenger '82, Union Pacific's 3985" https://rfd.video/Challenger82 | Steam Giants