extends E from headwaters of Rock Creek 25 mi. W of Paxson, Alaska Range
So named in 1955 by Reuben Kachadoorian, U.S. Geological Survey (USGS), "because of the abundance of whistling marmots" in the area.
Basalt Lake, Dickey Lake, Downwind Lake, Glacier Gap Lake, Landmark Gap Lake, Osar Lake, Petrokov Lake, Phalarope Lake, Sevenmile Lake,
Mountains:Mountain Passes:Ridges:Rivers:Streams:Valleys: