You want to see a tropical Paradise? You are adventures and you seek the close contact to nature? Then you have to go to the Biosphere of Sian Ka’an, situated 40 miles south of the Riviera Maya and aprox. 120 miles south of Cancun. There are 859 different types of plants and also 326 types of bird species, most of them endangered. Sian Ka’an is a bird sanctuary and the 2nd most important place of reproduction for endangered birds like the American stork, the long-haired egret and the peregrine falcon. There are lots of birds, dolphins, turtles, manta rays, barracudas and tropical fish to see.