But this glittering culture only obscured the rich and diverse civilizations that had preceded it: Chavin, Moche, Nazca, Tiwanaku, Huari, and Chimu. Described as a masterly study and an outstanding volume on its first publication,In 1532, when Pizarro conquered Peru, the Inca realm was one of the largest empires on earth, graced by gold masterpieces, towns with great palaces and temples, and an impressive network of roads.