The Big Boy No. 4014, the largest operating steam locomotive, makes whistle stop in De Soto, drawing as many as 10,000 people.

Earlier today 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.

HEARNE, Texas (KBTX) - Union Pacific’s Big Boy No. 4014 train is in the Brazos Valley as part of its “Heartland of America ...

Union Pacific’s Executive Vice President of Operations Eric Gehringer responded to recent news coverage about train length in ...

Leno was aboard Big Boy 4014 when the world’s largest operating steam engine traveled from Council Bluffs to Denison in ...

MEXIA, Texas — The largest steam locomotive in the world, the famed "Big Boy No. 4014", rolled its way through Mexia on ...