
The Dee Wright Observatory stands as a prominent landmark on this high-altitude landscape, situated along the crossing of McKenzie Pass. This 2011 survey documents a region defined by its volcanic geology and historical transit corridors, most notably the Old Santiam Wagon Rd winding through the northern terrain. The map captures a high-elevation environment where cinder cones and peaks like Mount Washington, Little Belknap, and Dugout Butte rise above a series of mountain water bodies. Pockets of activity are concentrated at the Seventh Day Adventist Organization Camp near Big Lake, while smaller features like Washington Ponds and Hortense Lake are dispersed across the wilderness. The drainage patterns of Cache Creek and Dry Creek emphasize the complex hydrology of this Oregon Cascades summit area.
18 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.
1929 · Three Sisters
USGS Topo · 1:125,000
1932 · Three Sisters
USGS Topo · 1:125,000
1955 · Bend
USGS Topo · 1:250,000
1957 · Bend
USGS Topo · 1:250,000
1958 · Bend
USGS Topo · 1:250,000
1959 · Broken Top
USGS Topo · 1:62,500
1959 · Three Sisters
USGS Topo · 1:62,500
1959 · Three Fingered Jack
USGS Topo · 1:62,500
1959 · Sisters
USGS Topo · 1:62,500
1980 · Bend
USGS Topo · 1:100,000