That said, it's still impressive that the Big Boy 4014, a locomotive delivered by Union Pacific Railroad in December of 1941, still holds distinction in the Guinness Book of World Records for the ...

Twenty-five Big Boy locomotives were built for Union Pacific, No. 4014 is the world’s only functioning Big Boy. Eight Big Boys remain throughout the United States.

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.

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 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.

Steam engine weighs more than a million pounds Twenty-five Big Boys were built exclusively for Union Pacific Railroad, the first of which was delivered in 1941. Big Boy No. 4014 was delivered to Union ...

Union Pacific built 25 of these Big Boys exclusively for its railroad operations. The nickname "Big Boy" came from a factory worker who wrote the words in chalk on the first one, and it stuck.

OMAHA, Neb.--(BUSINESS WIRE)--Union Pacific Railroad today announced its famed Big Boy No. 4014 locomotive will stop in more than three dozen communities during its fall tour across 10 states ...

Union Pacific Railroad ended its eight-week Big Boy No. 4014 “Heartland of America” tour recently, and Ed Dickens and the Steam Team are looking full speed ahead to future tours.

Big Reveal Once the final design was complete, 25 of these new locomotives, known as “Big Boys” were manufactured and put to work. Each locomotive cost around $265,000 back then, which equates to ...