have respect for elders, people of higher positions at work, skilled professionals and educated people. Literature Peruvian literature has its roots in the oral traditions of pre-Columbian civilizations. Spaniards introduced writing in the 16th century; colonial literary expression included chronicles and religious literature. After independence, Costumbrism and Romanticism became the most common literary genres, as exemplified in the works of Ricardo Palma. In the early 20th century, the Indigenismo movement produced such writers as Ciro Alegría, José María Arguedas, and César Vallejo. During the second half of the century, Peruvian literature became more widely known because of authors such as Nobel laureate Mario Vargas Llosa, a leading member of the Latin American Boom. María Jesús Alvarado Rivera was a Peruvian rebel feminist, educator, journalist, writer and social activist who was noted by the National Council of Women of Peru in 1969 as the "first modern champion of women's rights in Peru". Architecture Macchu Picchu, one of the seven wonders of the world, Sacsayhuaman, Chan chan, the architecture was constructed to congregate hundreds if no thousands of peoples for ceremonies and to cohabit in harmony with others and with nature. Some of the highlights were the development in acoustics, aqueducts, silos to preserve grains, the terraces, the perfection fitting the giant's boulders of 20 tons perfectly, astronomical observatories, the perfection with the solstice, the construction of entrances for the sunlight denoting meaning for every season, some of these constructions until today do not have logical human explanation, on how they were constructed. Cuisine Peruvian cuisine shows influences from Andean, Spanish, Chinese, Italian, Arab, African, and Japanese cooking. Common dishes include anticuchos, ceviche and pachamanca. Because of the variety of climates within Peru, a wide range of plants and animals are available for cooking. Peruvian cuisine has an especial ingredient that gives the flavor to the majority of dishes "aji seco" if the same dish is prepared in another part of the world it might look the same, but the raw vegetables, potatoes, ingredients have a different taste in other parts of the world. Examples of these are the eggs, quinoa, Lima beans, the fish, the lime more acidic, they taste totally different in other countries. Peru gave to the world the potatoes with more than 3000 species, introduced to Europe by the Spaniards in 1532 after the Conquista the Quinoa, both from the highlands. Ancient Peruvians were harvesting potatoes between 8000