one of Gates of the Arctic, on E bank of North Fork Koyukuk River, 35 mi. NW of Wiseman, Brooks Range;
Named in 1924 by Marshall (1956, p. 12) who wrote, "Close at hand * * * was a precipitous pair of mountains, one on each side of the North Fork. I bestowed the name of 'Gates of the Arctic' on them, christening the east portal 'Boreal Mountain' and the west portal 'Frigid Crags.'"
Blackface Mountain, Boreal Mountain, Mount Doonerak, Frigid Crags, Hanging Glacier Mountain, Inclined Mountain, Katiktak Mountain, Midnight Mountain, Moving Mountain, North Peak, Redstar Mountain, Slatepile Mountain, Twoprong Mountain,