| Sian Ka'an* | |
|---|---|
| UNESCO World Heritage Site | |
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| State Party | |
| Type | Natural |
| Criteria | vii, x |
| Reference | 410 |
| Region† | Latin America and the Caribbean |
| Inscription history | |
| Inscription | 1987 (11th Session) |
| * Name as inscribed on World Heritage List. † Region as classified by UNESCO. |
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Sian Ka'an is a biosphere reserve in the state of Quintana Roo, Mexico. A UNESCO World Heritage Site is a site (such as a Forest, Mountain, Lake, Desert, Monument, Building, complex As of 2008 there are a total of 878 World Heritage Sites located in 145 "State Parties" The United Mexican States ( or commonly Mexico (ˈmɛksɪkoʊ () is a federal constitutional Republic in North America. A UNESCO World Heritage Site is a site (such as a Forest, Mountain, Lake, Desert, Monument, Building, complex This is a list of UNESCO World Heritage Sites in North America, Central America, South America, and the Caribbean. A UNESCO World Heritage Site is a site (such as a Forest, Mountain, Lake, Desert, Monument, Building, complex A biosphere reserve is an international Conservation designation given by UNESCO under its Programme on Quintana Roo (kinˈtana ˈro is a state of Mexico, on the eastern part of the Yucatán Peninsula. The United Mexican States ( or commonly Mexico (ˈmɛksɪkoʊ () is a federal constitutional Republic in North America. It has been a Mexican national park since 1986 and a UNESCO World Heritage Site since 1987. A national park is a reserve of land usually declared and owned by a national Government, protected from most Human development and pollution Year 1986 ( MCMLXXXVI) was a Common year starting on Wednesday (link displays 1986 Gregorian calendar) United Nations Educational Scientific and Cultural Organization ( UNESCO) is a specialized agency of the United Nations established on November 16 A UNESCO World Heritage Site is a site (such as a Forest, Mountain, Lake, Desert, Monument, Building, complex Year 1987 ( MCMLXXXVII) was a Common year starting on Thursday (link displays 1987 Gregorian calendar)
Part of the reserve is on land and part is in the Caribbean Sea, including a section of coral reef. For the region see Caribbean. The Caribbean Sea (kəˈrɪbiən or /ˌkærɨˈbiːən/ is a tropical Sea in the Western Hemisphere Coral reefs are Aragonite structures produced by living organisms found in marine waters with little to no nutrients in the water The reserve has an area of 5,280 km².
The reserve also includes some 23 known archaeological sites of the Maya civilization. An archaeological site is a place (or group of physical sites in which evidence of past activity is preserved (either Prehistoric or historic or contemporary and The Maya civilization is a Mesoamerican Civilization, noted for the only known fully developed written language of the Pre-Columbian Americas