in Kuskokwim Mts., E of Iditarod River, 20 mi. NW of village of Crooked Creek, Kilbuck-Kuskokwim Mts.
Local name obtained in 1945 by U.S. Geological Survey (USGS) topographers.
DeCourcy Mountain, Haystack Butte, Juninggulra Mountain, Swinging Dome,
Streams:American Creek, Anaconda Creek, Bonanza Creek, Crevice Creek, Dome Creek, Donlin Creek, Eagle Creek, Flat Creek, Glacier Creek, Grouse Creek, Little Eldorado Creek, Ophir Creek, Peary Creek, Pedro Creek, Tango Creek, Timber Creek, Willow Creek,
Valleys:Lewis Gulch, Omega Gulch, Quartz Gulch, Queen Gulch, Ruby Gulch, Snow Gulch,