The international border defines the southern portion of this high-desert landscape just east of Douglas. The terrain is marked by the rising slopes of the Perilla Mountains and the prominent landmark of D Hill, which overlooks the neighboring valley. Infrastructure in this borderlands region is sparse, centered on the Douglas Municipal Airport and a small network of rural corridors including Perilla Ranch Rd and N Roger's Ranch Rd. Of particular note is the Geronimo Trl, a historic route that winds eastward through the mountains. The map provides a detailed view of the drainage patterns and desert washes that flow across the boundary, illustrating the physical continuity of the environment across the man-made political line.
8 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.
1914 · Douglas
USGS Topo · 1:62,500
1916 · Douglas
USGS Topo · 1:125,000
1919 · Douglas
USGS Topo · 1:125,000
1919 · Perilla
USGS Topo · 1:125,000
1925 · Douglas
USGS Topo · 1:62,500
1933 · Douglas
USGS Topo · 1:62,500
1940 · College Peaks
USGS Topo · 1:62,500
1955 · Douglas
USGS Topo · 1:250,000
1958 · College Peaks
USGS Topo · 1:62,500
1958 · Douglas
USGS Topo · 1:24,000