The Santa Rosa Mountains dominate this high-desert landscape, defined by the sharp ascent of Rabbit Peak and Villager Peak along the border of Riverside and San Diego counties. The terrain transitions from the dramatic verticality of Sheep Canyon and Barton Canyon in the west to the encroaching residential and agricultural grid of the Coachella Valley in the northeast. This interface between undeveloped mountain wilderness and the organized township system is marked by early-century surveying lines, including t8s r7e and t8s r8e. While the western half of the map remains largely roadless, the eastern edge shows the structured expansion of Thermal and the southern valley via corridors like Polk St, Tyler St, and Shurr Way.
22 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 · Indio
USGS Topo · 1:125,000
1931 · Vallecito
USGS Topo · 1:125,000
1941 · Toro Peak
USGS Topo · 1:62,500
1941 · Clark Lake
USGS Topo · 1:62,500
1941 · Coachella
USGS Topo · 1:62,500
1942 · Agua Dulce
USGS Topo · 1:62,500
1942 · Clark Lake
USGS Topo · 1:62,500
1943 · Vallecito
USGS Topo · 1:125,000
1943 · Coachella
USGS Topo · 1:62,500
1944 · Agua Dulce
USGS Topo · 1:62,500