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.

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

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 ...

CHEYENNE, Wyo. — Union Pacific’s Big Boy will return to California this spring in the first leg of its planned coast-to-coast ...

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 ...

Union Pacific will join the nation in celebrating 250 years of American independence and innovation this year with its first-ever coast-to-coast steam tour led by the legendary ...

Union Pacific has announced the first leg of the tour of its legendary Big Boy No. 4014 locomotive will begin by leaving ...

Will the Union Pacific railroad bring its famous Big Boy No. 4014 locomotive to Schenectady as part of its cross-country ...

A small group gathered along the railroad tracks crossing Richmond Avenue late Wednesday afternoon to watch a rare sight. Union Pacific’s No. 4014, known as a Big Boy steam locomotive, thundered ...