Union Pacific Big Boy, the largest, most powerful steam locomotive in the world, tours the U.S.

Union Pacific Big Boy 4014 Steam Train 2024

Union Pacific's Big Boy No. 4014, the world's largest operating Steam locomotive in Struthers, Ohio.

Inside 'Big Boy': Ride aboard the world's largest steam locomotive

World's Largest Steam Engine!! Big Boy 4014 Highball Through Kansas (Coast to Coast Tour)

RAW VIDEO | Take a ride on Big Boy No. 4014 from Fostoria to Continental, Ohio