Union Pacific Big Boy No. 4014 Passes through the Tussey Mountain Tunnel

Union Pacific Big Boy 4014 at the crossing

Union Paicifc (UP) Big Boy 4014 Entering Fostoria, Ohio — 7/13/26

Union Pacific Big Boy: Colossus Continues Coast Tour

Aerial view of Union Pacific Big Boy 4014

UP Big Boy #4014 Steams Westbound Across Ohio! July 15, 2026

Thank You, America!

Union Pacific Big Boy No. 4014 at the Philadelphia Navy Yard

Crowds brave rain to see historic train Union Pacific Big Boy 4014 in Philadelphia

Union Pacific Big Boy locomotive No. 4014 to make stop in Rocky River

🚂 Big Boy 4014 Roars Through Ohio! | World’s Largest Steam Locomotive in Fostoria 🔥

Keeping Union Pacific's Big Boy No. 4014 Lubricated

Union Pacific Big Boy 4014 in Hamburg, PA

Union Pacific Big Boy No. 4014. The World’s Largest Operating Steam Locomotive