CHEYENNE, Wyo. >> In its prime, a massive steam locomotive built in Schenectady, N.Y., known as Big Boy No. 4014 was a moving eruption of smoke and vapor, a 6,300-horsepower brute dragging heavy ...

It is big. And loud. Furthermore, it belches steam. "It's the smell," says railroad fanatic Sam Sargent about a 1940s train engine known as the Union Pacific Big Boy, the largest, heaviest and most ...

DENVER (KDVR) — One of the world’s largest locomotives passed through Colorado in October, operating much like it did when it was first built in the mid-1900s. The train, known as Big Boy No. 4014, ...

Union Pacific's Big Boy No. 4014 steam engine embarks on its first coast-to-coast tour to celebrate America's 250th ...

One of the world’s biggest and most powerful steam locomotives is chugging to its big debut after five years of restoration work. Big Boy No. 4014 rolled out of a Union Pacific restoration shop in ...

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.

This article is brought to you by our exclusive subscriber partnership with our sister title USA Today, and has been written by our American colleagues. It does not necessarily reflect the view of The ...

This is an archived article and the information in the article may be outdated.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 ...