The Silver Island Mountains Backcountry Byway is a 54 mile long loop around the Silver Island Mountains and through Utah's Great Basin. The loop also provides access to explore the historic Hastings cutoff of the California National Historic Trail (made infamous by the Donner-Reed party of 1846).

Interstate 80, Exit 4, near Wendover, Utah. Travel towards Leppy Pass, follow backcountry byway signs.