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

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 ...

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

Union Pacific has released new details on the schedule for its first-ever coast-to-coast tour of its 'Big Boy' historic ...

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 ...

One small word keeps coming up among those anticipating this week's historic visitor to Eastern Iowa. 'This is obviously kind of a big deal,' said Darren Ferreter. 'This is a big deal,' echoed Nick ...