Hundreds of Kansans greet the world's largest steam locomotive, Big Boy No. 4014, on Oct. 17, 2024, in North Topeka. (Anna Kaminski/Kansas Reflector) TOPEKA — The train named Big Boy was late.

Union Pacific's Big Boy No. 4014 will depart from Denver Union Station back to the locomotive's home base in Cheyenne, ending the locomotive's "Heartland of America Tour." Big Boy No. 4014 will ...

Big Boy No. 4014 last came to Claremore in November 2019. Twenty-five Big Boy locomotives were built in 1941 to pull heavy freight for the war effort; No. 4014 is the only one operational.