Union Pacific (UP) announced on July 21 that its Big Boy Steam Locomotive No. 4014 will depart for a roundtrip tour between Cheyenne, Wyo., and Denver, Colo., on July 28, 2022, and
Big Boy 4014
The only operating example in the world of the largest steam locomotive ever built thundered her way, in May 2019, from Union Pacific’s Steam Shop in Cheyenne, Wyo., to Ogden, Utah, to take part in ceremonies marking the 150th anniversary of the Golden Spike, which completed the nation’s first transcontinental railroad.
The Big Boy is back, baby!