Lewis and Clark's Bittersweet Crossing

The Lewis and Clark expedition had weathered much difficulty before it reached Idaho's Bitterroot Mountain Range but it was that severe and rugged obstacle that almost ended the expedition.  If not for the aid of the Lemhi Shoshoni and the Nez Perce tribes of the region, it is unlikely Lewis and Clark would have reached their destination.  This is that story, written for young readers.