Take a trip on the Oregon Trail Historic Byway in Wyoming and travel back in time. Traversing 58 miles between the Wyoming/Nebraska state line on U.S. 26 and the junction between I-25, the byway offers travelers an experience to come closer to the history of the American West. See everything from preserved wagon ruts, to the 1875 Iron Bridge -- the oldest existing military bridge west of the Mississippi River. Take your journey on the Oregon Trail Historic Byway and experience the westward migration firsthand.