Piney Ridge
Ridge in Weston County, Wyoming · on the USGS Clay Spur quadrangle
44.09513, -104.43932
Maps that show Piney Ridge
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Clay Spur, WY
USGS topo, 2021

Inyan Kara Mountain, WY
USGS historical 15-minute topo (1958)

Thunder Basin National Grassland - North Motor Vehicle Use Map (MVUM)
Forest Service Maps (public domain) · Medicine Bow-Routt National Forests & Thunder Basin National Grassland

Thunder Basin National Grassland - South Motor Vehicle Use Map (MVUM)
Forest Service Maps (public domain) · Medicine Bow-Routt National Forests & Thunder Basin National Grassland

IFR Enroute Low Altitude Chart L-12 (U.S.)
FAA, 2026-10-29

IFR Enroute High Altitude Chart H-02 (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
Name, class, county and location: USGS Geographic Names Information System (public domain).