
The Oregon Short Line (Union Pacific) Railroad anchors this 1940s landscape, connecting the agricultural and industrial settlements of Soda Springs, Alexander, and Grace. The region's unique geology is evident through features like the Alexander Crater, the geothermal activity at Hooper Spr, and the Formation Cave. Industrial history is prominent, with the Conda Mine and the Idaho Sulphur Mine (Aband) appearing alongside infrastructure like the Last Chance Dam and its associated Flume.
78 named features on this map. Tap any name to fly to it.
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4 editions found
1909 · Montpelier
USGS Topo · 1:125,000
1911 · Montpelier
USGS Topo · 1:125,000
1911 · Slug Creek
USGS Topo · 1:62,500
1914 · Henry
USGS Topo · 1:48,000
1915 · Preston
USGS Topo · 1:96,000
1915 · Lanes Creek
USGS Topo · 1:62,500
1916 · Henry
USGS Topo · 1:62,500
1917 · Portneuf
USGS Topo · 1:62,500
1918 · Preston
USGS Topo · 1:125,000
1948 · Bancroft
USGS Topo · 1:62,500