 The cultural heritage of Chile consists, first, of their intangible heritage, composed of various cultural events, such as visual arts, crafts, dances, holidays, cuisine, games, music and traditions, and, secondly, by its tangible, consists of those buildings, objects and sites of archaeological, architectural, traditional, artistic, ethnographic, folkloric, historical, religious or technological scattered through Chilean territory, among them, those goods are declared World Heritage Site by UNESCO, in accordance with the provisions of the Convention concerning the Protection of World Cultural and Natural Heritage of 1972, ratified by Chile in 1980.These cultural sites are the Rapa Nui National Park (1995), the Churches of Chiloé (2000), the historical district of the port city of Valparaíso (2003), Humberstone and Santa Laura Saltpeter Works (2005) and the mining city Sewell (2006).In 1999 the "Cultural Heritage Day" was established as a way to honour and commemorate Chiles cultural heritage.