
The Great Rift and its volcanic legacy dominate this landscape, showcasing the geological character of south-central Idaho. Centered on the Craters of the Moon National Monument and the adjacent Craters of the Moon Wilderness, the map reveals a vast expanse of basaltic lava flows punctuated by features such as Bowl Crater and Snowdrift Crater. To the northwest, the Pioneer Mountains provide a dramatic contrast to the flat volcanic plains, with drainages like Muldoon Creek and Fish Creek feeding into the Fish Creek Reservoir. This 1978 edition illustrates the intersection of preservation and utility, showing the Idaho National Engineering Laboratory to the northeast while tracing the historic route of Goodale's Cutoff. Small nodes of human activity like Carey and Laidlaw Corrals appear at the edges of the volcanic fields, highlighting how topography has long dictated travel and settlement in this corner of the state.
72 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.
1895 · Hailey
USGS Topo · 1:125,000
1897 · Hailey
USGS Topo · 1:125,000
1934 · American Falls
USGS Topo · 1:62,500
1935 · MacKay
USGS Topo · 1:96,000
1936 · American Falls
USGS Topo · 1:62,500
1954 · Pocatello
USGS Topo · 1:250,000
1955 · Idaho Falls
USGS Topo · 1:250,000
1955 · Twin Falls
USGS Topo · 1:250,000
1955 · Hailey
USGS Topo · 1:250,000
1958 · Twin Falls
USGS Topo · 1:250,000