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

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

Union Pacific , the largest U.S. freight railroad operator, is exploring a possible acquisition of Norfolk Southern to create ...

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 ...

Union Pacific’s iconic steam locomotive Big Boy No. 4014 will stop in several Nebraska communities as part of Union Pacific’s celebration of its 150th anniversary.

Union Pacific’s Big Boy began its only scheduled trip of 2025 today (July 17), heading from its home base in Cheyenne, Wyo., ...

Union Pacific's famed Big Boy No. 4014, the world's largest steam locomotive, returns to the rails Wednesday for its Home Run Express Tour to Omaha, where it will be on display for 11 days during ...

Step into the world of iconic locomotives with a miniature Lego version of the legendary Union Pacific Big Boy, the largest steam locomotive ever built. In this tutorial, you’ll learn how to craft a ...

Techno Trolley returns for another sold-out event. Here's who's behind the two-hour rides that are BYOB friendly.

The “dog days” of summer are upon us, but the summer fun rolls on. If you’re a train lover, this is your week.

No railroad was better equipped to shoulder the heavy burden of wartime traffic thanks to the three types of Union Pacific ...