Gwonjeoreum Parasitic Cone provides an easy escape into nature with scenic trails ideal for leisurely walks. Located on Jeju Island within a university campus, it's good for both locals and visitors.
volcanic formations
Manjanggul Lava Tube [National Geopark] (만장굴 (제주도 국가지질공원)) Visitor Guide with Practical Tips
![Manjanggul Lava Tube [National Geopark] (만장굴 (제주도 국가지질공원)) Visitor Guide with Practical Tips](https://travelkorea.co.kr/wp-content/uploads/2026/02/tourist-spot-20260224-020045-4920.webp)
Discover the geological wonders of Manjanggul Lava Tube on Jeju Island—an impressive natural formation that offers insights into volcanic activity.