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 US is preparing another historic coast-to-coast journey for Big Boy 4014, the world’s ...

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

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

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

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 ...

Big Boy No. 4014, described as "the Elvis Presley of locomotives," could begin its first ever coast-to-coast tour in just a matter of weeks.