68 ° 0' 43.999" N,
150 ° 48' 24.001" W
North Slope
2402 ft (732.13 m)
along Ernie Creeek, W of Blackface Mtn., 24 mi. E of Anaktuvuk Pass, Brooks Range.
HistorySo named by Marshall (1956 p. 16), about 1930, who wrote "the valley was bounded by high, dark and dangerous looking precipices, surpassing, in my estimation, the grandeur of Yosemite. We called it 'Valley of the Precipices'."
East Alapah Glacier, West Alapah Glacier,
Lakes:Mountains:Alapah Mountain, Als Mountain, Blackface Mountain, Boreal Mountain, Cockedhat Mountain, Mount Doonerak, Frigid Crags, Hanging Glacier Mountain, Inclined Mountain, Katiktak Mountain, Limestack Mountain, Maptigak Mountain, Marshmallow Mountain, Midnight Mountain, North Peak, Slatepile Mountain, Twoprong Mountain,
Mountain Passes:Ernie Pass, Gates of the Arctic, Holmes Pass, Peregrine Pass,
Streams:Alinement Creek, Bombardment Creek, Ernie Creek, Fish Creek, Grizzly Creek, Irish Creek, Kachwona Creek, Kenunga Creek, Pyramid Creek, Saint Patricks Creek, Shushalluk Creek, Tributary Creek,
Valleys: