Media Summary: One of the world's largest and heaviest locomotives, "Big Boy," is on its way to Philadelphia in commemoration of the nation's ... Here's a quick look back at that famous day when In the heart of America there is a super-highway paved with steel running between North Platte and Gibbon Junction, Nebraska.
Union Pacific Stack Train - Detailed Analysis & Overview
One of the world's largest and heaviest locomotives, "Big Boy," is on its way to Philadelphia in commemoration of the nation's ... Here's a quick look back at that famous day when In the heart of America there is a super-highway paved with steel running between North Platte and Gibbon Junction, Nebraska.
![The Kearney Sub [Union Pacific's Triple Track Main]](https://i.ytimg.com/vi/yj9AtnprTh0/mqdefault.jpg)
