The world's largest operating steam engine, Big Boy No. 4014, is returning to Utah for a two day stop in April.Union ...

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, ...

The world’s largest operating steam locomotive is being readied for a spectacle that will stretch from ocean to ocean in 2026, turning a piece of mid‑century railroading into a rolling national event.

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

CHEYENNE, Wyo. — The world's largest steam engine will return to the rails in 2026. Union Pacific Railroad said Big Boy No. 4014 will return to the rails in a "big way" in honor of America's 250th ...

Dec. 29—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 ...