One of the world’s largest trains is heading to Colorado this week with three stops around the state. Dan Daru has the story.

The legendary steam locomotive Big Boy No. 4014 will be traveling through several states this summer, including Colorado!

One of the world’s largest trains is heading to Colorado this week with three stops around the state.

A million-pound train dubbed "Big Boy" is headed to Colorado and will make two stops next week as part of a national tour.

Union Pacific's iconic Big Boy No. 4014 steam engine will conclude its Heartland of America Tour with two Colorado stops ... according to Union Pacific safety protocols. Train enthusiasts can follow ...

On any other day, it would be strange to see people lining a quarter-mile of railroad track in the early afternoon.

Union Pacific's Big Boy No. 4014, the world's largest operating steam locomotive, will be in Fort Worth for a free event. The ...

Big Boy No. 4014 was built for Union Pacific in 1941 and retired for service in 1961, traveling over a million miles in its ...

Union Pacific's historic Big Boy locomotive makes a stop in Kansas City as part of its "Heartland of America" tour.

(KSNW) — Big Boy No. 4014, the historic Union Pacific ... “Heartland of America Tour,” which has stops in Arkansas, Colorado, Illinois, Iowa, Kansas, Missouri, Nebraska, Oklahoma and ...

After traveling over a million miles within its 20 years of service, Big Boy No. 4014 retired as well, spending many years in ...