Big Boy No. 4014 draws record crowds in Pennsylvania
Union Pacific’s Big Boy No. 4014, the world’s largest operating steam locomotive, is drawing record crowds in Pennsylvania as it travels coast-to-coast for America’s 250th anniversary.
Union Pacific Big Boy No. 4014, the world’s largest operating steam locomotive, has been attracting record crowds across Pennsylvania as part of a historic coast-to-coast tour celebrating America’s 250th anniversary.