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

Union Pacific Big Boy No. 4014, the world's largest operating steam locomotive, is making its way through the Midwest.

The world's largest operating steam locomotive will return for an overnight stop this week in Salina. Union Pacific's Big Boy No. 4014 is set to arrive at 6 p.m. July 23 at the Old Depot, 400 N. 13th ...

Big Boy is still drawing big crowds as the world's largest operating steam locomotive begins its homeward run to cap its ...

Union Pacific’s 1.2-million-pound iron giant is on its first coast-to-coast tour. At every stop, rail fans break down.

Full steam ahead! Dan Smith has a one-track mind this week, showing what it takes to put "Big Boy's" 1.2 million pounds into ...

Experience a piece of railroad history as Union Pacific's legendary Big Boy, the world's largest operating steam locomotive, chugs across Kansas. This video details its route through Kansas City, ...

The hulking black train engine is the world’s biggest working steam locomotive, and is in the midst of a coast-to-coast tour ...

CLEVELAND, Ohio — Big Boy No. 4014 is heading back through Ohio, and anyone hoping to catch the world’s largest operating ...

Dennis Motyka, of Lemont, remembers growing up and putting together his own American Flyer train setup on his family’s dining ...

The Union Pacific Big Boy No. 4014 steam locomotive made stops in Franklin County, including Pacific, Mo., as part of its ...

Union Pacific’s Big Boy No. 4014, the world’s largest operating steam locomotive, will travel through Lawrence once again, ...