The world’s largest operating steam locomotive is currently chugging across the United States. It’s known as Big Boy No. 4014, and crowds of Americans are lining railroad tracks to watch it pass ...

Huge crowds of train fans turn out as the 1940s era Big Boy steam locomotive is making a rare trip cross country.

CARROLL, Iowa (KTIV) - Union Pacific’s Big Boy 4014, the largest and most powerful operating steam locomotive in the world, rolled through Siouxland this weekend, drawing hundreds of spectators to ...

Big Boy is the largest and most powerful operating steam locomotive in the world, and FOX4 got a look in the cab.

MEXIA, Texas (KWTX) - The world’s largest operating steam engine, Big Boy No. 4014, made a stop at E Commerce St. Crossing in Mexia as part of the Pacific Union’s Heartland of America Tour. Hundreds ...

Union Pacific's vintage steam locomotive is part of America 250. The behemoth engine made whistle stops in Springfield and ...

TOPEKA (KSNT) – Union Pacific's Big Boy No. 4014 is rolling into Topeka on July 23. The event will be at Great Overland ...

The world’s largest operating steam locomotive will roll through Missouri next week as Union Pacific’s Big Boy No. 4014 stops in nearby towns as part of the railroad’s nationwide America250 tour.

CLEVELAND, Ohio — Big Boy No. 4014 is heading back through Ohio, and anyone hoping to catch the world’s largest operating steam locomotive can follow its progress online. Union Pacific offers a live ...

KANSAS CITY, Mo. (KCTV) - The world’s largest operating steam locomotive is in Kansas City, Missouri. Union Pacific’s No. 4014, aka “Big Boy,” arrived at Union Station Tuesday evening and will be ...

The historic Union Pacific Big Boy No. 4014 is rolling through western Pennsylvania on Saturday, with a stop in Leetsdale.