
The Bristol Mountains dominate this arid portion of San Bernardino County, revealing a landscape defined by industrial infrastructure and mineral exploration in the mid-1980s. A high-voltage Trans Line and a long-distance Pipeline cut across the alluvial fans and complex topography, illustrating the region's role as a corridor for utility transport. Evidence of small-scale mining activity is scattered through the northern terrain, where several sites are marked simply as Prospect or Prospects. These labels, alongside the ephemeral drainage patterns of a large Wash, highlight the isolation and the specific economic interests that drew surveyors to this corner of the Mojave Desert. The map serves as a record of these industrial footprints before later shifts in land use or environmental designations.
7 named features on this map. Tap any name to fly to it.
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4 editions found
1942 · Amboy
USGS Topo · 1:250,000
1943 · Amboy
USGS Topo · 1:250,000
1953 · San Bernardino
USGS Topo · 1:250,000
1954 · Needles
USGS Topo · 1:250,000
1955 · Ludlow
USGS Topo · 1:24,000
1955 · Ash Hill
USGS Topo · 1:24,000
1955 · Broadwell Lake
USGS Topo · 1:62,500
1955 · Ludlow
USGS Topo · 1:62,500
1956 · San Bernardino
USGS Topo · 1:250,000
1956 · Needles
USGS Topo · 1:250,000