Large crowds and traffic were expected in the western suburbs Wednesday as Big Boy No. 4014 — the world’s largest operating steam locomotive — rolls into town for a stop in Illinois on its northeast tour.
The historic train, weighing one million pounds, will be on display from 9 a.m. to 3 p.m. Wednesday in West Chicago at the Union Pacific Training Center. The gigantic train is one of only eight remaining Big Boys still in operation.
“This is a rare opportunity to see railroading history up close,” Union Pacific said…