Try to imagine a Big Boy double header blasting around this curve as it is about to achieve the summit.
C&TS 44-tonner (weight 47 tons apparently) #19 was sent over to C&TS from Oahi Railway & Land Co. in 1972.
Heading eastbound across the high plains of Wyoming, UP 6521 bends past some of the ubiquitous snow fences between Cheyenne and Rock Springs.
Climbing up Archer Hill out of Cheyenne before racing eastward toward North Platte, UP 2642 bends into the bright sunrise.
In evening light, UP 7801 provides rear support for an eastbound stack.