Add Yahoo as a preferred source to see more of our stories on Google. SAYRE, Pa. (WETM) — With crowds expected for the arrival of the Union Pacific “Big Boy” steam locomotive in the Valley, the Sayre ...

KANSAS CITY, Mo. (KCTV) - As organizations across the country prepare for the nation’s 250th birthday, Union Pacific has rolled out one of its historic attractions. Big Boy No. 4014, the world’s ...

CHEYENNE, WY ‒ Under wide blue skies, the world's largest operating steam locomotive has begun chugging east toward Philadelphia and the nation's 250th birthday celebrations. Union Pacific's "Big Boy" ...

ADMISSION THROUGH FRIDAY TO CELEBRATE THE OPENING. WELL, A PIECE OF RAILROAD HISTORY IS ROLLING BACK THROUGH IOWA. UNION PACIFIC’S BIG BOY, 4014, IS THE WORLD’S LARGEST OPERATING STEAM LOCOMOTIVE.

Steamtown welcomed 47,000 visitors on the first two days of the Big Boy reunion. If you weren't there, here's how to see No. 4014 before it leaves.