The world’s largest steam engine will spend a little more time in its old home than initially advertised. Union Pacific on ...

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.

CHEYENNE – Union Pacific's legendary Big Boy No. 4014, the world's largest operating steam locomotive, is steaming up for the western leg of its coast‑to‑coast tour to celebrate America's 250th ...

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.

Union Pacific’s legendary Big Boy No. 4014, the world’s largest operating steam locomotive, is steaming up for the western leg of its coast‑to‑coast tour to celebrate America’s 250 th birthday with 27 ...