After the dropping down grade from Mescale, the UP 4014 slowly glides toward the Town of Benson as thounsads await his arrival.

The Union Pacific Big Boy, UP 4014, exiting the lower track of the Cienega Creek Preserve before climbing up grade for Mescal, AZ.

With the last minutes of golden hour fast approaching, the UP 4014 pulls out of Tuscon as they prepare to head east for Lordsburg, NM as apart of the Union Pacific Big Boy tour.

Big Boy 4014 has just left Casa Grande for the short tour segment between that city and Tucson. The train is approaching the Toltec Road crossing in Eloy at a good speed. This was another hot day ... (more)

UP 4014 slow rolling downgrade into Benson, AZ

UP #4014 works eastbound through Cajon in the shadow of the San Gabriel mountains with the Rail Giants excursion bound for Barstow.

Union Pacific No. 4014, The Bigboy, enters California and Climbs to the top of Cima Hill. Located in the Mojave Desert Preserve where many railfans have come to this out of the way location to wel... (more)

Where It All Restarted - After serving the rails for 18 years, UP 4014, one of twenty-five Big Boys ever built, was retired from service. The 1.2 million pound steam giant would not see rev... (more)

Swarmed. The small platform at Victorville, California, normally only seeing the passage of Trains No. 3 and No. 4 - the Southwest Chief - is pushed to its limit this afternoon as UP 4014 c... (more)

Ed Dickens - All Smiles. Union Pacific's famed senior manager of the railroad's heritage operations, Ed Dickens, is all smiles this evening after successfully bringing UP 4014 over Cajon Pa... (more)

Welcome back to California Big Boy 4014! History has been made on October 12, 2019 as the first and only 4-8-8-4 "Big Boy" steam locomotive in the world crossed over the, nearly 4,000ft ... (more)

Welcome back to California Big Boy 4014! UP's Big Boy 4014 passes through the old SP location of Mons, where a set of double crossovers once were. It truly was an amazing sight to see a Big Boy cr... (more)

Welcome back to California Big Boy 4014! UP 4014's articulation can be easily seen as she heads around one of the many curves in San Timoteo Canyon. Running under her own power, 4014 takes on this... (more)

UP 4014 on its way through Mohawk during The Great Race Across the Southwest

UP 4014 on its way through Dome valley during The Great Race Across the Southwest