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

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, ...

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

The world's largest operating steam engine, Big Boy No. 4014, is returning to Utah for a two day stop in April.Union ...

This legendary 'Big Boy' train has finished its major restoration project and is set to make a big return in 2026. Here's what you need to know.

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

MEXIA, Texas (KWTX) - The world’s largest operating steam engine, Big Boy No. 4014, made a stop at E Commerce St. Crossing in Mexia as part of the Pacific Union’s Heartland of America Tour. Hundreds ...

A massive steam locomotive will be celebrating 250 years of American independence by making its first-ever coast-to-coast ...

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

HICKORY RIDGE, Ark. (KATV) — The historical steam engine locomotive, Union Pacific's Big Boy No. 4014, has made its way to Arkansas on the "Heartland of America Tour". The Big Boy is the largest steam ...

OGDEN — A legendary locomotive made its return to Ogden this weekend. Union Pacific’s Big Boy No. 4014 made a weekend stop that drew thousands of visitors of all ages to Union Station from its arrival ...

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