
The Rio Grande Rio Bravo carves a deep international boundary through the arid canyonlands of Terrell County and the Mexican state of Coahuila. Compiled from mid-1970s aerial photography, this survey documents the isolated terrain where the river serves as both a physical barrier and a vital water source at points like Middle Watering and Paso Colorado. The landscape is dominated by complex drainage systems and high ridges, including the Sierra Cuchilla La Chulita and the steep Lomas Cuesta el Muerto. Remote human activity is evidenced by several Landing Strips and essential water features such as Chupaderos las Palmas Spring and Huisache Well, which sustained livestock and travelers in this high-desert environment before the further modernization of the border region.
34 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.
1918 · Dryden Crossing
USGS Topo · 1:62,500
1918 · Indian Wells
USGS Topo · 1:62,500
1959 · Emory Peak
USGS Topo · 1:250,000
1965 · Emory Peak
USGS Topo · 1:250,000
1983 · Panther Gulch East
USGS Topo · 1:24,000
1983 · Balcon Creek
USGS Topo · 1:24,000
1983 · Candilla Canyon East
USGS Topo · 1:24,000
1983 · McClain Canyon
USGS Topo · 1:24,000
1983 · Shafter Canyon
USGS Topo · 1:24,000
1985 · Dove Mountain
USGS Topo · 1:100,000