Seongsan Ilchulbong tuff cone on Jeju Island, South Korea

size: 848189
sha1: a3ed01ecc51608b177c054b800540ee7e27de492
sha256: 641e230ededad73fe89fab6b08d1ebba2787a0ce471c488c4fd6fa642891cad0

size: 560263
sha1: 541b1e1afef26b080e09d576d6402a0190641b87
sha256: f94a1fc98903fc4e97cbdd52121f352b80787594a99aae7a809d51504eef07e0