Here's when Big Boy is rolling into western Pennsylvania

Name: Here's when Big Boy is rolling into western Pennsylvania
Uploaded: 2026-07-09T17:41:00-0400
Duration: 3 min 40 s
Description: This weekend, the largest operating steam locomotive in the world, Union Pacific's Big Boy No. 4014, will roll through western Pennsylvania. KDKA's Chris DeRose has more on what you need to know if you're going to go see it.

This weekend, the largest operating steam locomotive in the world, Union Pacific's Big Boy No. 4014, will roll through western Pennsylvania. KDKA's Chris DeRose has more on what you need to know if you're going to go see it.