large mud pyramids of tucume in the desert of lambayeque-peru

large mud pyramids tucume desert lambayeque-peru soil geology monument rock badlands ruins terrain plateau sand wadi wall mountain hill fortification landmark temple landscape huaca adobe pyramid culture between years 1000 1370 then chimú 1470 finally incas 1532 time when spanish arrived legend that place was founded naymlap mythical hero came from sea around raya ad arrived