Brazos Cliffs dominate the northeastern horizon of this section of Rio Arriba County, where the high-altitude terrain of the Carson National Forest meets the northern New Mexico ranching tradition. The landscape is defined by the dramatic descent from the volcanic heights of Peñasco Amarillo down to the deeply incised Brazos Box canyon. This 2020 record captures the hydrology of the upper Rio Grande watershed, tracing the courses of Rio Brazos and the Rito de Tierra Amarilla as they carve through the sandstone and shale formations.
18 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 · Tusas
USGS Topo · 1:125,000
1954 · Aztec
USGS Topo · 1:250,000
1955 · Chama
USGS Topo · 1:62,500
1955 · Cebolla
USGS Topo · 1:62,500
1955 · Brazos Peak
USGS Topo · 1:62,500
1955 · Tierra Amarilla
USGS Topo · 1:62,500
1958 · Aztec
USGS Topo · 1:250,000
1962 · Aztec
USGS Topo · 1:250,000
1965 · Aztec
USGS Topo · 1:250,000
1981 · Chama
USGS Topo · 1:100,000