A look at rare diesel locomotives still in regular service and the dwindling fleet of these unique and historic workhorses.

The crew gets ready to take Missouri Pacific locomotive No. 15 on a final run hauling coal in southern Illinois on April 6, 1955. It was one of the railroad's last 11 steam locomotives, all used ...

The crew gets ready to take Missouri Pacific locomotive No. 15 on a final run hauling coal in southern Illinois on April 6, 1955. It was one of the railroad's last 11 steam locomotives, all used ...

OSAWATOMIE, Kan. — On Tuesday, residents of Osawatomie, Kansas, took a walk through their town history with the 30-minute stop of Union Pacific's Big Boy No. 4014 steam locomotive.

The western bound express and eastern bound mail trains on the Missouri Pacific Railroad ran into each other twenty miles east of here to-day.

Union Pacific is bringing its one-of-a-kind diesel-electric locomotive #1982 that is painted to commemorate the Missouri Pacific Railroad. The Mo-Pac Railroad played a significant role in Wichita ...