Union Pacific Big Boy 4014 at Horseshoe Curve (Full Video)

• Become a Virtual Railfan member here: https://VirtualRailfan.com/Join • Support our Horseshoe Curve host: https://www.railroadcity.org/support • Watch this camera live:    • Horseshoe Curve – Altoona, Pennsylvania, U...   Union Pacific Big Boy No. 4014's historic run through Pennsylvania’s Horseshoe Curve served as a breathtaking highlight of its monumental coast-to-coast tour, organized specifically to celebrate America’s 250th birthday. As the world's largest operating steam locomotive journeyed across the nation to honor the Semiquincentennial, its arrival at the legendary curve united thousands of spectators in a shared moment of national pride. This iconic symbol of American industrial might successfully conquered the tight Appalachian bend with ease, becoming the first locomotive of its size to ever traverse the curve. The awe-inspiring sight of the 1.2-million-pound locomotive roaring through the historic landmark perfectly captured the spirit of American innovation and resilience, turning a massive cross-country anniversary tour into an unforgettable milestone for the nation's 250-year legacy.