4-6-6-4 "Challenger" (Alco 1943), Heritage Donation Special, Illinois, RRHMA, Silvis Shop (former Rock Island built 1903), UP 3985, Union Pacific, Union Pacific steam crew ©Jeff Terry Images tagged "union-pacific-steam-crew"
4-6-6-4 "Challenger" (Alco 1943), Heritage Donation Special, Illinois, RRHMA, Silvis Shop (former Rock Island built 1903), UP 3985, Union Pacific, Union Pacific steam crew ©Jeff Terry