What's inside the BIG BOY? Let's find out!

Lionel's Vision Line Big Boy: Back and Better Than Ever!

Big Boy 4014 Roseville, CA Union Pacific Rail Yard

Hornby UP Big Boy | Worlds Largest Steam Locomotive | Unboxing & Review

We're checking out the world's largest steam locomotive!

Union Pacific's Legendary Big Boy No. 4014 stops in Portola

A conversation with The Big Boy's crew

July 9th, 2024 - Union Pacific's 4014 Big Boy - Gerlach, NV - Arrival

Union Pacific Big Boy #4014 Steam Train Accelerating and Sanding Flues (8/27/21)

Union Pacific 4014 "Big Boy."

UP's 4014 Big Boy Arrives in Sacramento!

Big Boy Steam Locomotive arrives at the Western Pacific RR Museum

Big Boy #4014, World's Largest Steam Locomotive in Oroville Ca. 7/11/2024

UP4014 "BIG BOY" stopped at Oroville 7/11/24

Union Pacific's Big Boy steam locomotive to be on display in Roseville

How a Steam Locomotive Works (Union Pacific "Big Boy")

probably the single greatest big boy video of all time // UP 4014 @ Keddie Wye (2024)

UP 4014 Big Boy Steam Locomotive & UP 1983 WP Heritage Unit @ Sacramento CA 7/11/2024

Big Boy - UP 4014 passing through Doyle CA and Chilcoot CA. 4K Video

UP Big Boy 4014 PTC Test Run (5/22/2024)