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, ...

Cheyenne-based Big Boy 4014, the world's largest operating steam locomotive, will make its first ever coast-to-coast tour this year to honor ...

Union Pacific has released new details on the schedule for its first-ever coast-to-coast tour of its 'Big Boy' historic ...

The 133-foot-long locomotive is the only Big Boy to still travel the tracks.

As of early 2026, the Union Pacific Big Boy No. 4014 is stationed in Cheyenne, Wyoming, preparing for a major 2026 ...

Union Pacific (UP) is joining in the celebration of 250 years of American independence and innovation this year with its ...

Union Pacific has announced the first leg of the tour of its legendary Big Boy No. 4014 locomotive will begin by leaving ...

The tour schedule for the western leg of Big Boy's historic coast-to-coast tour was announced Monday. The world's largest locomotive, which weighs ...

Union Pacific will celebrate the 250th year of American independence with its first-ever coast-to-coast steam tour led by the Big Boy locomotive.

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

Smoke billows from the stack of the steam-powered tractor as it chugs along, sounding like a train locomotive. At a top speed of just under 6 mph, the 150 Case Road Locomotive moves methodically but ...