The National Park of Timanfaya is the only national park of the Spanish Network of National Parks eminently geological and represents a sample of recent and historical volcanism in the Macaronesian Region. The last eruptions occurred recently, in the eighteenth century, between 1730 and 1736, and more recently in 1824, gave rise to numerous geomorphological structures of high volcanological interest. In total it occupies an extension of 51,07 km² of the southwest of the island. The whole park is of volcanic origin, "the volcanoes of Timanfaya". Counting today with more than 25 volcanoes, being some emblematic, such as the "Fire Mountains", "Mountain Rajada" or the "Caldera del Corazoncillo" (little heart flower crater).