Discovered by Franciscan priests and used by Native Americans before them, the pass has been an important transportation route for many years.
Today, the summit is a popular photo spot for railfans, and the Gilluly loops - a series of horseshoe curves - on the western approach to the summit provide spectacular scenes as heavy freight trains power their way up the pass, a challenging drive for all railroad engineers and one that makes Soldier Summit an epic US rail route. Train Simulator: Soldier Summit Route Add-On Included with the route is a Rio Grande SD40T-2 diesel locomotive, the famous F40PH ‘California Zephyr’, and Rio Grande GP9 road switcher.At the crest of the Wasatch Plateau, Soldier Summit is a 69 mile broad valley pass joining the communities of Helper and Provo, and is the highest point on the Denver and Rio Grande railroad in Utah.