
Trout Lake and the upper reaches of the White Salmon River anchor this 1983 survey along the border of Skamania and Klickitat counties. The landscape is defined by the volcanic geology of the region, featuring a dense concentration of subterranean features including Christmas Tree Cave, Cheese Cave, and Butter Cave, alongside the notable Lava Bridge.
33 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.
1904 · Mount Adams
USGS Topo · 1:125,000
1907 · Mount Adams
USGS Topo · 1:125,000
1926 · Steamboat Mtn
USGS Topo · 1:125,000
1926 · Hood River
USGS Topo · 1:125,000
1929 · Hood River
USGS Topo · 1:125,000
1931 · Steamboat Mtn
USGS Topo · 1:125,000
1934 · The Dalles
USGS Topo · 1:125,000
1950 · Yakima
USGS Topo · 1:250,000
1953 · The Dalles
USGS Topo · 1:250,000
1956 · The Dalles
USGS Topo · 1:250,000