UP's Challenger heads south through the beginning of fall colors on the scenic Chester Subdivision.

Union Pacific challenger #3985 soars across the bridge at Fountain as it heads south to Gorham. The engine was traveling at speeds over 55 miles per hour across this bridge and you could hear it f... (more)

Union Pacific 3985 is just south of Dupo as it rolls through the rural farmland.

There's no mistaking where we are here! With the world famous St. Louis Arch in the background, UP 3985 slows to a stop west of downtown.

Union Pacific challenger #3985 heads west across the MacArthur Bridge approach.