Idaho has some rich history. The famous Louis and Clark Oregon Trail runs right through the state. The gem state is sprinkled with ghost towns that once were bustling communities during the gold rush. Did you know that Idaho is one of the first areas of land inhabited in the U.S.?
The rapids are incredibly turbulent due to the fact that the river flow is forced through a 40-foot opening at the top of one of the falls, making the water too dangerous to navigate by boat or kayak. Expedition teams of the past found this fact out the hard way.