Built in the 1940s, Big Boy No. 4014 retired in 1961 after traveling for more than one million miles. It's now making its way across the country in honor of America's 250th birthday ...

The nation's largest operating steam locomotive will pass through northern Indiana as it continues the celebration of America's 250th birthday.

Huge crowds of train fans turn out as the 1940s era Big Boy steam locomotive is making a rare trip cross country.

The world's largest operating steam locomotive, Union Pacific's Big Boy No. 4014, departed Sacramento on a historic coast-to-coast tour Friday in celebration of America's 250th anniversary. The ...

CARROLL, Iowa (KTIV) - Union Pacific’s Big Boy 4014, the largest and most powerful operating steam locomotive in the world, rolled through Siouxland this weekend, drawing hundreds of spectators to ...

MEXIA, Texas (KWTX) - The world’s largest operating steam engine, Big Boy No. 4014, made a stop at E Commerce St. Crossing in Mexia as part of the Pacific Union’s Heartland of America Tour. Hundreds ...

The crowd welcoming “Big Boy” might not have been as large as in years past due to the rain Thursday, but those who made it to the Union Pacific Depot in North Lawrence were still full of enthusiasm ...

There is still time to catch Big Boy aka the world’s largest operating steam locomotive before its first coast-to-coast tour wraps up. Union Pacific’s Big Boy No. 4014 still has stops scheduled in ...

KANSAS CITY, Mo. (KCTV) - The world’s largest operating steam locomotive is in Kansas City, Missouri. Union Pacific’s No. 4014, aka “Big Boy,” arrived at Union Station Tuesday evening and will be ...

Union Pacific's vintage steam locomotive is part of America 250. The behemoth engine made whistle stops in Springfield and ...