the MFAC hypothesis: the maritime foundations of Andean civilization. He proposed that there was little subsistence agriculture around Aspero because it was a center of fishing, and that the later, highland Peruvian cultures, including the mighty Inka, all had their origins not in the mountains but in the great fishery of the Humboldt Current. Rather than being founded on agriculture, the ancient cities of coastal Peru drew their sustenance from the sea.