
The crest of the Blue Mountains defines this high-elevation landscape, where the boundary between Whitman National Forest and Malheur National Forest follows the drainage divides of Grant and Baker counties. Settled during the late 19th-century gold rush, the area is anchored by the historic high-mountain municipality of Greenhorn, once a bustling mining hub. Nearby Robinsonville and the Greenhorn Cem provide essential points of interest for genealogists tracing the lives of early Oregon prospectors.
61 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.
1901 · Sumpter
USGS Topo · 1:125,000
1951 · Bates
USGS Topo · 1:62,500
1951 · Desolation Butte
USGS Topo · 1:62,500
1955 · Canyon City
USGS Topo · 1:250,000
1959 · Canyon City
USGS Topo · 1:250,000
1961 · Whitney
USGS Topo · 1:24,000
1972 · Austin
USGS Topo · 1:24,000
1972 · Mt. Ireland
USGS Topo · 1:24,000
1972 · Granite
USGS Topo · 1:24,000
1972 · Greenhorn
USGS Topo · 1:24,000