This quest would eventually lead to the creation of the iconic Big Boy, the largest steam locomotive that’s still in operation. The Big Boy, which entered service in 1941, wasn’t the biggest or the ...

(NEXSTAR) — The ground rumbles. A billowing cloud of steam forms in the sky. Then suddenly, the 1.2 million-pound locomotive known as Big Boy No. 4014 is pulling into a station near you. It won’t be ...

Editor’s Note: This story has been updated with an additional date for the Ogden, Utah, stop initially omitted by Union Pacific. (NEXSTAR) – The wait is over, sort of. Union Pacific has announced the ...

Above: Previous coverage of ‘Big Boy’ locomotive’s first coast-to-coast tour (NEXSTAR) — The ground rumbles. A billowing cloud of steam forms in the sky. Then suddenly, the 1.2 million-pound ...