
The San Gabriel Mountains define this high-altitude portion of the Angeles National Forest, where the landscape is carved by complex drainages like the W Fork San Gabriel River and Big Tujunga Canyon. By 2021, the area had established itself as a significant recreation and conservation corridor, shown through the network of forest roads and flats. Named features such as Chilao Flat, Charlton Flat, and Horse Flats indicate a pattern of high-country clearings that have served as nodes for backcountry activity and forest management.
55 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.
1894 · Los Angeles
USGS Topo · 1:62,500
1894 · Pomona
USGS Topo · 1:62,500
1896 · Pasadena
USGS Topo · 1:62,500
1897 · Pomona
USGS Topo · 1:62,500
1898 · Pomona
USGS Topo · 1:62,500
1900 · Pasadena
USGS Topo · 1:62,500
1900 · Tujunga
USGS Topo · 1:62,500
1900 · Los Angeles
USGS Topo · 1:62,500
1901 · Southern California Sheet No. 1
USGS Topo · 1:250,000
1903 · Rock Creek
USGS Topo · 1:62,500