GREELEY, Colo. — The world's largest steam engine is back in Colorado. Union Pacific will bring Big Boy No. 4014 to Greeley from Tuesday to Wednesday, as part of a limited autumn excursion. The tour ...

GREELEY, Colo. — The world's largest steam engine is coming back to Colorado. Union Pacific will bring Big Boy No. 4014 to Greeley from Thursday, July 17, to Saturday, July 19, as part of a limited ...

CHEYENNE — This summer marks two huge milestones for the Cheyenne Depot: 20 years of Fridays on the Plaza and Depot Days, seasonal staples for the capital city. Like clockwork, Depot Days is here once ...

OMAHA, Neb.--(BUSINESS WIRE)--Union Pacific Railroad announced today its legendary steam locomotive, Big Boy No. 4014, will make two whistle-stops in Greeley, Colorado, this summer as part of a ...

The world's largest operating steam train is in Denver. Union Pacific's legendary Big Boy No. 4014 locomotive made a pit stop in the Mile High City on Friday. It first rode the rails in the 1940s ...

WICHITA, Kan. (KSNW) – Union Pacific’s Big Boy No. 4014 will return to the rails in a big way in 2026 to celebrate America’s 250th anniversary. The CEO of Union Pacific told Trains.com late last week ...