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

(NEXSTAR) — The ground rumbles. A billowing cloud of steam forms in the sky. Then suddenly, the 1.2 million-pound locomotive known as Big Boy No. 4014 is pulling into a station near you. It won’t be ...

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

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.

Above: Previous coverage of ‘Big Boy’ locomotive’s first coast-to-coast tour (NEXSTAR) — The ground rumbles. A billowing cloud of steam forms in the sky. Then suddenly, the 1.2 million-pound ...

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.

DENVER (KDVR) — The world’s largest operating 1.2 million-pound steam locomotive is coming back to Colorado. The locomotive, known as Big Boy No. 4014, is 1.2 million pounds and 132 feet long, about ...

For the first time ever, both coasts could receive a visit from the world's largest operating steam locomotive.