Wikipedia
Gatbawi (or Gwanbong Seokjoyeoraejwasang) is a Buddhist statue in Daehan-ri, Wachon-myeon, Gyeongsan, Gyeongsangbuk-do, the Republic of Korea. It was made in the Unified Silla Kingdom era and is well known with the name of Gatbawi Buddha (Stone Hat Buddha). It sits tall, and the hat is a thick flat stone on his head,
This single granite sculpture was made up by Uihyeon, at the top of the high rough Palgongsan and is surrounded by a screen-like rock wall as its background. It is said that Uihyeon made it in order to appease his mother's soul in the 7th ruling year of Queen Seondeok of Silla Kingdom.
Gatbawi, is a natural Sandstone and Tafoni formation found on the shore of Mokpo's east harbor, near the mouth of the Yeongsan River, South Jeolla Province, South Korea.