Peaks to Craters Scenic Byway

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Peaks to Craters Scenic Byway features some of the most diverse stretches of road in Idaho, with massive lava flows, wetlands, high desert and some of Idaho’s tallest mountains. The byway runs right along the magnificent Lost River Mountain Range which features nine of Idaho’s highest peaks including the tallest in the state, Mount Borah.
Epic Idaho Roadtrip
Craters of the Moon National Monument and Preserve

Things To Know

  • Length: 140 miles. Allow 3 hours.
  • Location: Junction of Idaho 75 and U.S. 20 to Carey. U.S. 93 to Arco, continuing on U.S. 93 to Junction of U.S. 93 and Idaho 75.
  • Roadway: Two-lane road with some passing lanes.
  • When to Visit: Throughout the year. Note: winter weather can be severe, so check conditions before traveling.
  • Attractions: Craters of the Moon National Monument and Preserve, Mt. Borah and Mackay Dam and Reservoir.
  • Places to Stop: Full services in Carey, Arco, Mackay and Challis.