South Korea most of which is not arable. Lowlands, located primarily in the west and southeast, make up only 30% of the total land area. About three thousand islands, mostly small and uninhabited, lie off the western and southern coasts of South Korea. Jeju-do is about off the southern coast of South Korea. It is the country's largest island, with an area of . Jeju is also the site of South Korea's highest point: Hallasan, an extinct volcano, reaches above sea level. The easternmost islands of South Korea include Ulleungdo and Liancourt Rocks (Dokdo/Takeshima), while Marado and Socotra Rock are the southernmost
Santa Margarida Volcano Santa Margarida Volcano The Santa Margarida Volcano () is an extinct volcano in the comarca of Garrotxa, Catalonia, Spain. The volcano has a perimeter of 2 kilometers and a height of 682 meters and is part of the Garrotxa Volcanic Zone Natural Park. The hermitage of Santa Margarida, after which the volcano was named, is inside the crater of the volcano. The building was destroyed in 1428 during the 1428 Catalonia earthquake and rebuilt in 1865. A study published in 2011 at the Journal of Volcanology and Geothermal Research indicated that the Santa Margarida and Croscat volcanoes were the product