Velasquez Plaza sits at the northern edge of this high-desert canyon system, where the South Fork Purgatoire River joins the main Purgatoire River within the Picketwire Valley. The landscape is dominated by a complex network of dry washes and deep incisions, including Little Pine Canyon, Lorencito Canyon, and the sprawling Oso Canyon with its various forks. Evidence of industrial activity in the north is marked by the Quinto Mine, located just west of the river confluence. The naming conventions of the terrain, such as Alamosa Canyon and Puertecito Canyon, reflect the Spanish heritage and historical land use of this region in Las Animas County. This detailed survey provides a view of the intricate drainage patterns that have shaped the territory, from the high Hills to the southern reaches of Trail Canyon.
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This is the sole edition of this map. No revisions or reprints were ever made.
1891 · Spanish Peaks
USGS Topo · 1:125,000
1893 · Spanish Peaks
USGS Topo · 1:125,000
1895 · Spanish Peaks
USGS Topo · 1:125,000
1897 · Spanish Peaks
USGS Topo · 1:125,000
1900 · Spanish Peaks
USGS Topo · 1:125,000
1915 · Brilliant
USGS Topo · 1:62,500
1951 · Valdez
USGS Topo · 1:24,000
1951 · Madrid
USGS Topo · 1:24,000
1954 · Raton
USGS Topo · 1:250,000
1954 · Trinidad
USGS Topo · 1:250,000