This culture cover the north coast of Peru from Nepeña river on Ancash toward the south, and up to Piura on the north, also influencing Valle de Casma and Negropampa in Chota, this on the Surroundings of the Cordillera de los Andes. According to the investigations (researches) this culture develop between the first and fifth century, abruptly ending their period probably by some catastrophic weather event like El Niño. Their most important sacred places are Panamarca en Nepeña, Huaca, Choloque and Pampa de los Incas in Santa, Huancaco en Viru and on the south area; San Jose de Moro and the Mina at Jequetepeque; Cao Viejo, Mocollpe, Cerro Mayal on Chicama Valley; Huaca del Sol y la Luna at the Moche Valley; Sipan at Lambayeque and Loma Negra at Piura.
The most important Huaca for being on a very good state of conservation is the Huaca de la Luna. This Huaca have three platforms connected in between them. Over the main platform towards the south walls, stand out an spectacular mural know as “Los Mascarones de AI-APAEC”, which is a line of 50 mts of little figures on high relief painted in red, yellow and black. This Huaca is separated from the Huaca del Sol by a platform of 500 mts aprox, where we can find several constructions that according to their aspect they ook like as a group of rooms and works spaces.
Chan Chan is considerer as the biggest citadel of mud in the planet. The vestiges found near this citadel are around a million and a half a square meters, located only a few kilometers away from Trujillo city. Among these a nine set or neighborhoods that includes palaces, temples, alleys, courts, squares, gardens wih their own irrigation systems, water reservations, funeral platforms and royal mausoleums in every set or neighborhood.