Karst valley at Tedongnge cave site

Leang Tedongnge is located at remote valley karst area in Biku village. To go to this area there are two ways, first from Bungaeja village by walking around two or three hour with across a river and hiking the hill. Second from Bonto-Bonto village with similar hour which more challenging walk. During rainy season, this valley transformed into temporary lake during heavy.