There will be no public access, but the locomotive will depart Denver at 9 a.m. Wednesday to travel back to Cheyenne. > View a larger map here The 1.2 million pound Big Boy steam locomotive was ...

Big Boy No. 4014 just may be chugging through a city near you, as Union Pacific announced the legendary locomotive's upcoming ...

There are steam locomotives, and then there’s “Big Boy.” At 604 tons and 132 feet long and with a 4-8-8-4-wheel arrangement, it is the largest, most powerful steam locomotive in the world.

Union Pacific Big Boy Loco Add-On The Union Pacific Railroad's Big Boy 4-8-8-4 steam locomotive is undoubtedly the beast of American railroading history, and this epitome of heavy haulage is now ...

In early September, we took a weekend trip to Rochelle, Illinois, to see Union Pacific Big Boy No. 4014, the largest and most powerful operating steam locomotive in the world. Based in Cheyenne ...