San Gorgonio Pass serves as the primary corridor for human movement and infrastructure in this desert landscape, where the San Bernardino Mountains and San Jacinto Mountains converge. The map documents a critical infrastructure network, including the Colorado River Aqueduct, which winds through the hills, and the Railroad Ave corridor paralleling Interstate 10. Small settlements like Bonnie Bell, White Water, and Snow Creek are positioned at the mouths of canyons where water traditionally emerged from the high peaks. The presence of the Pacific Crest National Scenic Trail crossing the quadrangle highlights the area's role as a major geographical junction. For the historian or researcher, the map preserves the exact layout of residential streets in the hills, such as Kalsman Dr and Haugen Lehmann Way, alongside natural landmarks like One Horse Ridge and Painted Hill.
57 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.
1901 · Southern California Sheet No. 1
USGS Topo · 1:250,000
1901 · San Jacinto
USGS Topo · 1:125,000
1902 · San Gorgonio
USGS Topo · 1:125,000
1904 · Southern California Sheet No. 1
USGS Topo · 1:250,000
1940 · Palm Springs
USGS Topo · 1:62,500
1942 · Banning
USGS Topo · 1:62,500
1943 · Banning
USGS Topo · 1:62,500
1944 · Palm Springs
USGS Topo · 1:62,500
1947 · Santa Ana
USGS Topo · 1:250,000
1949 · Santa Ana
USGS Topo · 1:250,000