Union Pacific Big Boy 4014, 250th Anniversary Ride the Rails

Union Pacific's famed Big Boy No. 4014, the world's largest operating steam locomotive, will journey to the East Coast this summer for the first time as part of a historic coast-to-coast tour to celebrate America's 250th anniversary. The tour includes a Fourth of July celebration in Philadelphia, major display events in eight cities and more than 50 whistle-stops in 10 states, including stops for the first time in Indiana, Ohio, New York and Pennsylvania.