Hallasan Hallasan Hallasan is a shield volcano on Jeju Island of South Korea. It is the highest mountain in South Korea. The area around the mountain is a designated national park, the Hallasan National Park ("Hallasan Gungnip Gongwon"/한라산국립공원/). Hallasan is commonly considered to be one of the three main mountains of South Korea, along with Jirisan and Seoraksan. Hallasan is the highest mountain in South Korea and is worshipped by people because they think that gods and spirits live on it. Alternate English names for the mountain include Hanla Mountain or Mount Halla and older English sources refer to the peak
Aluchin (volcano) soil on the lava flows and the growth of trees on them. This makes Aluchin one of the few continental Asian volcanoes with activity during the Holocene. The formation of the Alpha cone was characterized by an alternation of explosive and effusive activity. The Anyuy volcano lies farther north. Aluchin (volcano) Aluchin is a volcano along the Aluchin River in the Chukotka of Russia. The volcano was discovered in 1956–1957 by G.K. Kleshchev. The volcano is formed by three cones, named Alpha, Beta and Gamma, which occur along a fissure. Alpha, the main cone, formed within a river valley. It