콩알만한 자갈들이 바닷가에 널려있어 콩돌해안이라 불리우며 천연기념물 제392호로 지정되어 보호되고 있다.
With pebbles as small as beans (kong in Korean) scattered all over on the beach, it is called Kongdol Pebble Beach and is designated and protected as Natural Monument No. 392.