Where moisture-laden air blows up from the Columbia, the tour navigates the steep pass in a series of horseshoe bends that rise from the river’s deep-cleft course. The curious markings seen everywhere on the steep slopes are sheep trails.
Where moisture-laden air blows up from the Columbia, the tour navigates the steep pass in a series of horseshoe bends that rise from the river’s deep-cleft course. The curious markings seen everywhere on the steep slopes are sheep trails.