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

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

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.

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

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

Union Pacific (UP) is joining in the celebration of 250 years of American independence and innovation this year with its ...

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.

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 ...

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 ...

Jun. 17—The world's largest steam locomotive will trek though McAlester in August as part of a 10-state tour celebrating railroad heritage and the communities Union Pacific serves. Union Pacific ...