At the southern extremities of the National Park are areas of limestone with so-called  clint and grike  patterns, caused when rainfall erodes weaker fissures, leaving high narrow ridges or overhangs of stronger rock.
Rainfall has caused erosion in the rock.
mnli hypothesis: Rainfall has caused erosion in the rock. premise: At the southern extremities of the National Park are areas of limestone with so-called  clint and grike  patterns, caused when rainfall erodes weaker fissures, leaving high narrow ridges or overhangs of stronger rock.