Chinook Mountains

A mountainous sub-region within the Southern Washington Cascades, bounded by White River, Greenwater River, Naches Pass, Little Naches River, American River, Rainier Fork, and Chinook Pass (SR-410).  Notable landforms include Dalles Ridge, Noble Knob, Arch Rock, Raven Roost, Norse Peak, Crystal Mountain, Chinook Peak, and Fifes Peaks.