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

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 ...

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

The locomotive’s bell clanged loudly as the long, black train rolled to a stop. Its deep whistle blew, its loud roar ...

The locomotive’s bell clanged loudly as the long, black train rolled to a stop. Its deep whistle blew, its loud roar ...

Union Pacific's sole operational Big Boy steam locomotive, in North Little Rock on Sunday evening. The train arrived in North Little Rock on Saturday night as a part of Union Pacific's eight-week ...

Union Pacific’s Big Boy #4014 made a stop in North Little Rock as part of its heartland American tour. The locomotive is one of just 25 built in the 1940s and made several stops during World War II.

DALLAS - The world's largest operating steam locomotive is coming through North Texas this week. Union Pacific's Big Boy No. 4014 will chug into Dallas on Wednesday, Sept. 18. This stop will not ...

BIG SANDY — The locomotive’s bell clanged loudly as the long, black train rolled to a stop. Its deep whistle blew, its loud roar reverberating throughout the small town. And just as loud were ...