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Jeju Island Geopark


Jeju is a volcanic island that was formed from volcanic activities occurring up to relatively recent times. It has well-preserved diverse volcanic landforms and unique geological features which form beautiful natural landscapes and are the source of particular scientific value.

Jeju Island Geopark was confirmed as a Global Geoparks Network member in October, 2010. Jeju Global Geoparks includes nine Geosites: Mt. Hallasan, Manjanggul Lava Tube, Seongsan Ilchulbong Tuff Cone, Seogwipo Formation, Cheonjiyeon Waterfall, the Columnar Joints at Jeju Jungmun Daepo Coast, Sanbangsan Lava Dome, Yongmeori Tuff Ring, and Suweolbong Tuff Ring.


Dimension: 74 km length (East-West), 32 km width (North-South)

Coastline: approximately 418 ㎞ (land: 307 ㎞, insular areas: 111 ㎞)

Area: 1,847 ㎢

Average Annual Temperature: approximately 16 ° C

Population: 570,000 (2010)

Annul Number of Visitors: approximately 7.7 million (2010)

Year of UNESCO World Biosphere Reserves Designation:2002

Year of UNESCO World Heritage Inscription: 2007


Mt. Hallasan

Rhododendron mucronulatum var. in Mt. Hallasan

Mt. Sanbangsan

Jusangjeolli Columnar Joints


Seongsan Ilchulbong volcanic cone