The site is located just inland from the south coast of Perú in the Pisco River Valley about 40 km along the highway to
Ayacucho known as the
Via de los Libertadores, close to the town of
Pisco. Initial reports from the
2007 Peru earthquake reported no major damage to the site. A High resolution GPS point was shot at the site datum on 2 Aug 2009 using an L2 GPS (Trimble GeoXH with Zephyr). The post-processed position is as follows: Northings: 8484705.386 m (± 0.8 m) Eastings: 410335.884 m (± 0.8 m) Altitude (MSL): 484.849 m (±1.8 m) UTM Zone 18 South, Datum WGS 1984. painting on Room 42 wall, Tambo Colorado. Data is derived from a
CyArk/
University of California research partnership. == History ==