A southbound potash train winds through the series of short curves near the north end of Palouse Canyon on UP's Ayer Sub on a windy spring afternoon.

The entirety of a massive 129-car unit Canpotex potash train can be seen as the train heads south down the scenic Palouse River Canyon at Park. The two DPU's can be seen in the distance.

Two SD9043MAC DPU's trail a unit potash train southbound around the big curve at State Line at sunset.

During 2012, Canpotex's fleet was pushed to the limit, and in order to make up for the shortage, Potash Corp. cars were temporarily added to the pool, providing a rare opportunity to see unit trai... (more)

On Christmas Eve 2009, two SD9043MAC's lead an 18,000 ton potash train around the curve at the north end of the Rathdrum Prairie as the Coeur d' Alene Mountains to the east are getting a fresh dum... (more)