The Galápagos Islands (officially Colón Archipelago) are an archipelago located in the Pacific Ocean 972 km off the coast of Ecuador. It consists of 13 large volcanic islands, 6 smaller islands and 107 rocks and islets, distributed around the line of terrestrial equator. The Galápagos Archipelago is one of the largest scientific and tourist attractions of Ecuador; undoubtedly, it is the most known and famous attractive of the country. The Galápagos Islands are famous for its numerous endemic species and Charles Darwin studies that led him to establish his Theory of Evolution by natural selection. Are called touristically, the "Enchanted Islands" as the flora and fauna found there is virtually unique and it can not be found anywhere else in the world. That is why many people visit them to know and enjoy the animals and unique plants. In 1986 the sea surrounding the islands was declared marine reserve. UNESCO included at Galápagos in the list of World Heritage in 1978, and in December 2001 This declaration was extended to the marine reserve.