Union Pacific Big Boy 4014: The Great Race Across the East | Buffalo to Altoona (4K)

Big Boy 4014 Steam Train: US 250 Tour Part 2 - Ohio and Indiana

History in Motion: Big Boy 4014's Journey Across America

Union Pacific's Big Boy No. 4014 world's largest operating Steam locomotive

Thousands line the tracks as Big Boy rolls through South Philly

Why the Big Boy No Longer Runs on Coal

Big Boy 4014 Charges from Jim Thorpe to Philadelphia! America's 250 Tour [4K]

We Saw Union Pacific's Big Boy No. 4014

The Real Reason Big Boy 4014 Was Abandoned For Decades