Trujillo, Peru and others. The Chimu culture built its primary settlement at what is known as Chan Chan, which was the capital, having an estimated 100,000 people at its peak. It is the largest pre-Columbian city built of adobe and has been designated a UNESCO World Heritage Site. Its remains are northwest of the current city center. The present Spanish–Peruvian city of Trujillo was founded in an ancestral territory populated by ancient indigenous civilizations. The Spanish founded new cities expressing their culture in what they called the "Viceroyalty of Peru". The Moche civilization flourished in northern Peru with its Huacas del Sol
Geography of South America number of rugged, generally dry "islands", the highest of which is the Sierra de Cordoba near the city of that name. Argentine Patagonia is a Paleozoic plateau now heavily dissected by rivers flowing from the Andes. The largest country in South America by far, in both area and population, is Brazil. Regions in South America include the Andean States, the Guianas and the Southern Cone. As part of the Hadley model of atmospheric circulation, the equator is characterised by the ascending branches of separate meridional cells, driven by intense insolation. The vertical convection draws in air from the surrounding atmosphere,