Selway - Bitterroot Wilderness (South half)

The Selway–Bitterroot Wilderness is a protected wilderness area in the states of Idaho and Montana, in the northwestern United States.[1][2] At 1.3 million acres (5,300 km²), it is one of the largest designated wilderness areas in the United States (14th overall, but third-largest outside Alaska).

The Selway–Bitterroot Wilderness spans the Bitterroot Mountain Range, on the border between Idaho and Montana, and covers parts of Bitterroot National Forest, Clearwater National Forest, Lolo National Forest, and the Nez Perce National Forest.