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

Union Pacific Big Boy No. 4014, one of the world's most renowned locomotives, is scheduled to return to the Kansas City area ...

Hundreds of people gathered in Bloomington, Illinois, on Saturday morning to view Union Pacific's Big Boy 4014, the world's ...

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

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

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

OMAHA, Neb.--(BUSINESS WIRE)--Union Pacific announced today that its legendary steam locomotive Big Boy No. 4014 will embark on a second tour this year, with a trip planned this fall in middle America ...

Union Pacific has rolled out one of its historic attractions to celebrate the 250th birthday of the United States.

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

Hundreds of people line up to watch the world's largest operating steam locomotive, the Union Pacific’s Big Boy No. 4014, ...

OGDEN — A legendary locomotive made its return to Ogden this weekend. Union Pacific’s Big Boy No. 4014 made a weekend stop that drew thousands of visitors of all ages to Union Station from its arrival ...

Union Pacific’s legendary Big Boy No. 4014 took center stage in Philadelphia on the Fourth of July as tens of thousands gathered for the America250 Block Party, commemorating the nation’s 250th ...