The Natural Park of Ses Salines contains land reserves and marine and is between Ibiza and Formentera extending over more than 2,752 hectares of land and 14,028 hectares of sea. The waters of this natural park they are so clean and crystal clear thanks to the large meadows Posidonia seagrass ocean floor covering Marine. This marine plant is of great ecological value and is considered a World Heritage Site. the UNESCO.