On Viewpoint Road near Old Ashahka Grade Road, on the right when traveling east.
This 717 foot high concrete structure is the highest straight axis gravity dam in North America. The dam backs up water from the North Fork of the Clearwater River forming a 54-mile lake at full pool. Flood control, power production, and recreation . . . — — Map (db m159495) HM
This rock, moved here from the river's edge, was used long ago by Indian fishermen as a water flow gauge. When the water level reached the upper mark carved on the side of the rock, they began building small dams of sticks and stones, called "fish . . . — — Map (db m159496) HM