 The platform and one of the pyramids were built before 300 CE by the Moche; the second pyramid at Huaca Rajada was built about 700 CE by a later culture.Many huacas were looted by the Spanish during and after the Spanish conquest of the Inca Empire; the looting of huacas continues to be a problem in many locations.In early 1987, looters digging at Huaca Rajada found several objects made of gold.