Lewis and Clark Byway

Lewis and Clark Back Country Byway

Whether you are a historical buff or just LOVE nature this Lewis and Clark Back Country Byway drive is sure to please!

This is an ideal opportunity to pack a picnic lunch for a 3 hour round-trip drive on a scenic gravel road from Highway 28 in Tendoy Idaho. Discover on this national historic landmark along the Lewis and Clark Trail the birthplace of Sacajewea, a Shohone Indian woman who helped Lewis and Clark successfully arrive at and return from the Pacific Ocean. Stand on the continental divide where the waters meet, and where Lewis & Clark unfurled the United States flag for the very first time West of the great Rocky Mountains. Backpacking trails, and stunning views of the Salmon River, deep green mountain ranges, Lemhi Pass, meadows, wildlife and fields of wildflowers await your arrival.

Lewis and Clark Back Country Byway Location – Drive 20 miles southeast of Salmon on Idaho 28 then turn east from Idaho 28 at the Tendoy store.

Lewis and Clark Back Country Byway Length – 39 Miles allow 3 hours round trip.

Lewis and Clark Back Country Byway Road Conditions – Mostly single lane gravel roads with some turnouts.

Best Times to enjoy the Lewis and Clark Back Country Byway – July through October for driving and the road is groomed during the winter months for snowmobiling.  If there is a rainy spring watch for muddy roads.

Lemhi County Area Attractions along the Lewis and Clark Back Country Byway - 

  • Back Country Interpretive Kiosk
  • Sharkey Hot Springs – Year round access and BLM maintained with 2 hot springs pools.
  • Lemhi Pass
  • Continental Divide National Scenic Trail
Idaho Camping to camp on your own – BLM Agency Creek at Milepost 33 for tent and trailer camping where there are toilets but no potable water.

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