The term 'OLD CUZCO INHABITANT' can be summarized as an INCA. The INCA were the largest pre-Columbian civilization in South America, located in what is now Peru. They were a powerful and influential people who built a vast empire that stretched from modern-day Ecuador to Chile. The INCA were known for their advanced architecture, engineering, and agricultural techniques. They also had a complex system of government and religion. The INCA Empire was eventually conquered by the Spanish in the 16th century.