Civilizations Of Ancient Peru: Quechua
It is common when discussing the civilization that built such sites as Sacsayhuaman in Cusco and Machu Picchu to refer to it as the Inca culture. However, this is not strictly correct. The Incas were the nobility.
from: http://ezinearticles.com/?Civilizations-Of-Ancient-Peru:-Quechua&id=6609916
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