Cerro Doña Inés, Pre-Columbian Ascents. Although it had been ascended several times in the last few decades, no traces of pre-Columbian ascents had been reported for this well known peak, located some 30 miles north-northwest of the mineral area of Potrerillos, in Atacama Province in northern Chile. In March 1983, E. Baeza and J. Duran, of the recently formed Club de Montaña de Atacama, located on the top (5070 meters, 16,634 feet) an Inca altar, stone walls and several fireplaces.

Humberto Barrera, Club Andino de Chile