Tourism in Peru tourism forms the largest sector of the tourism industry in Peru. Pre-Columbian civilizations – most notably the Inca Empire, Chavín, Moche, and Nasca – left a large archeological and cultural impact on the nation. The ruins of Machu Picchu are the most internationally recognized of all the ruins of Peru and therefore receive the most tourists. The other popular ruins are those of Chan Chan, Sipán, Kuelap, Nazca Lines, Ollantaytambo, Caral, Sacsayhuamán, and Sillustani. Tourists also visit the Spanish colonial architecture in many cities in Peru. Some of the most outstanding examples of Spanish colonial architecture are in the cities
Cannibalism in pre-Columbian America of harvest and should be thought of as more of a Thanksgiving. Montellano rejects the theories of Harner and Harris saying that with evidence of so many tributes and intensive chinampa agriculture, the Aztecs did not need any other food sources. At the other extreme, William Arens doubts whether there was ever any systematic cannibalism. The Mexica of the Aztec period are perhaps the most widely studied of the ancient Mesoamerican peoples. While most pre-Columbian historians believe that ritual cannibalism took place in the context of human sacrifices, they do not support Harris' thesis that human flesh was ever a