A dinosaur rolled into Kansas City Tuesday night. It’s not really a dinosaur, but the Union Pacific No. 4014 Big Boy steam locomotive that rumbled and hissed to a stop at Union Station to the delight ...

In the 1950s, a new kind of locomotive made even extreme hills easy for trains to climb. But this extra-powerful engine came with significant downsides.

The Union Pacific Railroad used to be obsessed with power. The railroad spent decades searching for and developing one locomotive to rule them all. This search resulted in icons like the Big Boy and ...

INVESTIGATES TAB ON OUR WEBSITE OR MOBILE APP. THE WORLD’S LARGEST STEAM ENGINE IS MAKING ITS WAY ACROSS IOWA THIS WEEK. RIGHT NOW, THE BIG BOY LOCOMOTIVE IS STOPPED FOR THE NIGHT AT THE RAIL YARD IN ...

The world's largest steam engine is coming back to Utah this spring in the first leg of its first-ever coast-to-coast tour, Union Pacific announced.

OGDEN, Utah — All aboard! The world's largest operating steam locomotive is pulling into Utah this week and everyone is invited to catch a glimpse! The Union Pacific's legendary Big Boy No. 4014 is ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — One of the world’s largest ...

Union Pacific's Big Boy No. 4014, the world’s largest operating steam locomotive, passed through Marysville on Thursday. The train was scheduled to stop in Oroville from 2:15 to 2:45 p.m. and then ...

Union Pacific's Big Boy No. 4014 steam engine arrives July 30, 2019, in Wheatland on its trip across Iowa. The largest steam locomotive ever built is scheduled to once again cross Eastern Iowa on Sept ...

Add Yahoo as a preferred source to see more of our stories on Google. A dinosaur rolled into Kansas City Tuesday night. It’s not really a dinosaur, but the Union Pacific No. 4014 Big Boy steam ...