The world's largest operating steam train is in Denver. Union Pacific's legendary Big Boy No. 4014 locomotive made a pit stop ...

Big Boy No. 4014 made its way to Denver Thursday, where it wasn't available for public viewing but where Airtracker7 was able ...

The world's largest steam locomotive chugged through Colorado Thursday as part of its limited summer tour. Here are some of ...

"Big Boy," a 1.2 million-pound locomotive, is back in Colorado after being restored to the world’s largest operating steam ...

Saturday: Big Boy will pull out of Denver's Union Station at 7:10 a.m., hauling those who purchased tickets on the 2022 Museum Special's decked-out train cars back to Cheyenne.

Union Pacific's Big Boy No. 4014 is returning Cheyenne, Wyoming after a week in Denver. The last time the train was in the Mile High City was over the Labor Day holiday weekend. The Big Boy is on ...

Union Pacific's Big Boy No. 4014 will depart from Denver Union Station back to the locomotive's home base in Cheyenne, ending the locomotive's "Heartland of America Tour." ...

The Big Boy No. 4014 steam locomotive, which hauled freight between Wyoming and Utah in the 1940s and 1950s, is back on the track and headed for multiple stops in Colorado.

Union Pacific (UP) announced on July 21 that its Big Boy Steam Locomotive No. 4014 will depart for a roundtrip tour between Cheyenne, Wyo., and Denver, Colo., on July 28, 2022, and be on display July ...

DENVER — The world's largest steam engine will be making whistle stops across the United States during two tours planned for summer and fall. Union Pacific’s famed Big Boy No. 4014 will begin ...

CHEYENNE – Union Pacific's Big Boy No. 4014 steam engine will travel to Denver on July 28 for a brief display scheduled for the next day, followed by a passenger trip back to Cheyenne.