Among the many Nazca sites that are scattered in the basin of the Rio Grande, stands out Cahuachi, which had a continuous occupation from 400 BC to 450 AC. Today uninhabited, the site of the ancient Nazca capital covers an area of 24 km2. It is located at 360 meters and 40 kilometers from the Pacific coast at coordinates 14 º 49’S, 75 º 07’W. It is located 500 km south of Lima, Ica Department, and 18 km west of the city of Nazca (Fig. 1).