A CN barn leads CN U730, a train of empty side dump cars, through Forbes, Minnesota towards Duluth where the cars will be loaded with limestone for Minntac.

One of CN's C40-8M Draper Tapers leads U714, a train of empty Difco side dump cars used for hauling limestone, towards Duluth for loading.

CN 5338 leads another SD40-2W and C40-8 hauling a train of empty Difco side dump cars as they cross the frozen Cloquet River on the way towards Proctor to be loaded with limestone.