
Bruneau Canyon dominates this high-desert landscape in Owyhee County, where the river carves a deep winding path through the plateau. Mapped in the mid-1970s, the terrain is characterized by steep rimrocks and remote high plains like the Miller Water Table. Transportation in this environment is limited to sparse corridors such as the Blackstone Grasmere Road and historic pack routes including the Roberson Trail (Pack) and a northern Pack Trail that descends toward the canyon floor. The eastern portion of the map is occupied by the Saylor Creek Air Force Range, marking the intersection of military utility and the open range. Features like Twin Buttes and Crowbar Gulch provide navigational landmarks for those traversing this arid expanse, while a Scenic Lookout Point offers a vantage over the dramatic gorge near the center of the sheet.
20 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1947 · Bruneau
USGS Topo · 1:62,500
1947 · Sugar Valley
USGS Topo · 1:24,000
1947 · Hot Spring
USGS Topo · 1:24,000
1948 · Sugar Valley
USGS Topo · 1:24,000
1948 · Indian Cove
USGS Topo · 1:62,500
1948 · Pence Butte
USGS Topo · 1:24,000
1949 · Pence Butte
USGS Topo · 1:24,000
1949 · Hot Spring
USGS Topo · 1:24,000
1955 · Twin Falls
USGS Topo · 1:250,000
1956 · Big Hill
USGS Topo · 1:62,500