The sun rises on another day in the long life of UP 4012. After sitting out in the elements year round, she looks like she could use some TLC.

UP 4012 heads west across the Chippewa River on Christmas Eve day.

UP 4012 - BIG BOY. On call, should the need arise. (Some assembly required)

A brisk Winter chill shares the company of Union Pacific's Big Boy #4012 as the 1.2 million pound giant sits poised in the yard awaiting her next assingment. The Turbines have taken the th... (more)

UP SD70M 4012, a UP SD70ACe and a UP Dash 9 pass the Elburn Co-Op eastbound.

A dream turns to reality, well almost. Thanks to Peter Lerro and crew for a job well done!

The fireman of UP 4012 takes some time to clean the headlight on Big Boy 4012 prior to departure. Thanks to Peter Lerro for the lighting of this shot.

You can go back in time! Many thanks to Peter Lerro and his hard-working crew for putting on great night photo shoot.

UP 4012 comes to life and gives everyone in attendence a glimpse as to what a Big Boy looked like under steam. Very impressive to say the least.

Lerro Productions brings a Big Boy to life.

UP 4012 comes to life thanks to the magic of Peter Lerro at Steamtown, PA on a crisp fall evening.

UP #4012 basks in the sunshine on display at Steamtown National Historic Park. A new perspective taken at 180 mm.

Mother Nature has taken its toll on the 4012, as the painted-on lettering streaks and fades.

The beast of Steamtown's collection, Union Pacific Big Boy 4012, basks in the morning light.

UP Big Boy 4012 sits on display at Steamtown as CN 3254 heads in after pulling the AARPCO special to the Delaware Water Gap