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

When it comes to the most powerful engines in modern-day, you wouldn't be alone if your mind immediately went to the highly ...

After some false starts, the Union Pacific Big Boy No. 4018, the world’s largest steam locomotive, began its 55-mile trek from Fair Park to Frisco on Sunday. “This is probably close to a once ...

Union Pacific's "Big Boy No. 4014" Locomotive is rolling into Colorado for this weekend. It's the world's largest, restored steam engine and was last in the state in November 2019.

The Big Boy No. 4014 steam locomotive rolled out of a Union Pacific restoration shop in Cheyenne over the weekend for a big debut after five years of restoration.

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.

Big Boy, the world’s biggest and strongest steam engine, has always cut a larger-than-life figure. But its pending move up the track from Fair Park to Frisco is churning up interest of titanic ...

Big Boy 4014 drifted into Union Station on Monday evening as part of a multi-state tour. The world's largest steam locomotive will leave Kansas City early Wednesday morning.

CHEYENNE, Wyo. — Big Boy No. 4014 kicked off its Heartland of America Tour on Wednesday that will bring the world's largest steam engine to Colorado for two whistle stops this fall.

The world’s largest steam locomotive will pass through Oklahoma in the next few months. Big Boy No. 4014's 2024 tour will start Wednesday, Aug. 28 in Cheyenne, Wyoming, and pass through nine states.

Railroads are a big part of Big Sandy’s history. When the town was established, people moved it three times to be close to the trains. On Tuesday the town was a stop for the largest operating steam ...