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

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

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 ...

(NEXSTAR) — It’s the moment many locomotive fans have been waiting for: the Eastern leg of the historic, 1.2 million-pound Big Boy No. 4014 locomotive’s nationwide tour has been announced. The ...

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

There is still time to catch Big Boy aka the world’s largest operating steam locomotive before its first coast-to-coast tour ...

The world’s largest operating steam engine, Union Pacific Big Boy 4014, is on the East Coast of the United States for the ...

It’s a rolling, hissing piece of history that has been drawing huge crowds as it makes its way across the United States. And it’s headed for Berks County this week. Union Pacific’s Big Boy No. 4014, ...

Springfield's history is tied to the steam locomotives, with the largest remaining steam train coming into town this weekend.

The distinctive steam whistle of Union Pacific’s Big Boy No. 4014 engine bellowed throughout Northeast Ohio on July 13, greeting visitors who came to see it on its return journey west. The train ran ...

DICKSON CITY — For railfans, the Big Boy Reunion of two of the largest steam locomotives at Steamtown National Historic Site in Scranton represents a “once-in-a-lifetime” opportunity to see the ...

A Big Boy steam train will pass through Fort Wayne this week on a trip across the country. Big Boy No. 4014 was one of eight Big Boys and is the only one still in operation. It’s not the first of ...