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 ...

Union Pacific's Big Boy No. 4014 locomotive train visits and whistle stops at Greeley, Denver, Cheyenne for limited summer 2025 tour with No. 1616 Locomotive.

No. 4014 is the only one in operation. Union Pacific reminds all rail fans to keep safety top of mind and stay 25 feet back from the tracks when taking a picture or viewing this mammoth machine.

Union Pacific’s (UP) Big Boy 4014, the world’s largest operating steam locomotive, will make two whistle-stops in Greeley, Colo., this summer as part of a limited summer excursion. Big Boy will be ...

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 until its retirement in 1961.

The Union Pacific 4014 Big Boy Steam Locomotive pulls into Kirkwood, Mo., on August 2021. It is similar to the Santa Fe 3751 steam locomotive that will be on display at this year's train festival ...

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 limited summer excursion.