
Flat Top and the surrounding volcanic landscape of Lake County define this high-desert region as documented in 2011. The geography is marked by distinctive geological formations such as Negroheel Butte and Reub Long Butte, which rise above the sagebrush-covered plains. This area is historically significant as part of the Oregon Outback, characterized by its wide-open spaces and the volcanic history that shaped the Fort Rock basin.
30 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.
1931 · Newberry Crater
USGS Topo · 1:125,000
1935 · Newberry Crater
USGS Topo · 1:125,000
1955 · Crescent
USGS Topo · 1:250,000
1957 · Crescent
USGS Topo · 1:250,000
1958 · Crescent
USGS Topo · 1:250,000
1970 · Crescent
USGS Topo · 1:250,000
1979 · Crescent
USGS Topo · 1:100,000
1981 · Cougar Mtn
USGS Topo · 1:24,000
1981 · Fort Rock
USGS Topo · 1:24,000
1981 · Cabin Lake
USGS Topo · 1:24,000