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Sian Kaʼan Biosphere Reserve in the Mexican state of Quintana Roo that became a UNESCO World Heritage Site in 1987. The name “Sian Ka’an” means “gate of heaven”. The reserve…
Sian Kaʼan Biosphere Reserve in the Mexican state of Quintana Roo that became a UNESCO World Heritage Site in 1987. The name “Sian Ka’an” means “gate of heaven”. The reserve…