Oregon Trail Published on March 6, 2014 in 13. Idaho: Shoshone Falls to Old Fort BoiseFull resolution (3000 × 1993) ← Previous Next → Moon above The Snake River near Three Island Crossing where the Emigrants crossed the Snake River. Near Glenns Ferry Idaho. Moon above The Snake River near Three Island Crossing where the Emigrants crossed the Snake River. Near Glenns Ferry Idaho. Like this:Like Loading...