Cheorwon Lava Plateau (Hantan River UNESCO Global Geopark)
Sayo-ri, Cheorwon-eup, Cheorwon-gun, Gangwon-do Special Self-Governing Province
The Cheorwon Lava Plateau is the only lava plateau found in South Korea's inland region, formed between 540,000 and 120,000 years ago. Basaltic lava flows spread along the Chugaryeong Tectonic Valley…