On a brisk autumn afternoon, a typical mix of power for the Can-Am Corridor leads a southbound manifest past the gravel pit at Clagstone.

On a clear summer morning, Union Pacific's Warm Springs, CA to North Platte, NE auto train charges east up the Weber Canyon grade at West Echo, Utah.

With plenty of horsepower to climb the grade to Wahsatch summit, Union Pacific's West Colton to North Platte freight charges east along the famous sandstone cliffs of Echo.