Keystone Mountain
Summit in Custer County, Idaho · on the USGS Bayhorse quadrangle
44.43186, -114.34478
Maps that show Keystone Mountain
Get them in the map app
Bayhorse, ID
USGS topo, 2024
Clayton, ID
USGS historical 15-minute topo (1963)
Challis Travel Map
BLM Idaho (2024)
North Zone Over-Snow Vehicle Use Map
Salmon-Challis National Forest (2024)
South Zone Over-Snow Vehicle Use Map
Salmon-Challis National Forest (2024)
IFR Enroute Low Altitude Chart L-11 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-13 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-03 (U.S.)
FAA, 2026-10-29
IFR Enroute High Altitude Chart H-01 (U.S.)
FAA, 2026-10-29
IFR Enroute Low Altitude Chart L-01 (Alaska)
FAA, 2026-10-29
Nearby
Name, class, county and location: USGS Geographic Names Information System (public domain).