The "Big Boy" No. 4014, the world's largest steam engine, visited Ennis, exciting locals and train aficionados.

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

Locals lined the railroad track running alongside Downtown Corsicana in hopes of seeing Big Boy No. 4014 pass through town.

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 ...

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

Union Pacific's Big Boy No. 4014 made a stop at a private Union Pacific Event on Wednesday and will leave for Hearne at 9 a.m ...

Union Pacific's Big Boy No. 4014 is making a stop in Houston as a part of its Big Boy Heartland of America Tour.

The world's largest operational steam locomotive left Dallas on Thursday morning and is headed for Houston. Union Pacific's ...

Union Pacific's Big Boy No. 4014 made a stop at a private Union Pacific Event on Wednesday and will leave for Hearne at 9 a.m ...

Steam locomotives dominated the rails during this time, like the Big Boy, which only saw 25 units produced that contained the ...