The Heber Valley Railroad steam engine and ten of its railroad cars have been featured in more than 35 motion pictures over the past 20 years. "It's very touch and go," he said.

Huffing and puffing up the mountain, the steam locomotive rhythmically chants, "I think I can, I think I can." As it clunks around a bend, the train tracks seem to be cheering the shiny Union Pacific ...