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

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

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 Cheyenne, Wyoming on Sunday, March 29 th, and heading west to California. The ...

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.

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, Union Pacific announced.

(NEXSTAR) — The ground rumbles. A billowing cloud of steam forms in the sky. Then suddenly, the 1.2 million-pound locomotive known as Big Boy No. 4014 is pulling into a station near you. It won’t be ...

Above: Previous coverage of ‘Big Boy’ locomotive’s first coast-to-coast tour (NEXSTAR) — The ground rumbles. A billowing cloud of steam forms in the sky. Then suddenly, the 1.2 million-pound ...

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 ...

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