Flows E to the Oshetna River, 30 mi. NW of Tahneta Pass, 96 mi NE of Anchorage, Talkeetna Mts.
Named in 1956 by U.S. Geological Survey (USGS) because this stream leads to very difficult passes.
Ammonite Creek, Glass Creek, Gold Creek, Granite Creek, Landslide Creek, Mazuma Creek, Nowhere Creek, Roaring Creek,