Gyeolseong-myeon

760 m at 17.1%

720 m at 16.4%

1.6 km at 6.8%

940 m at 6.7%

2.3 km at 3.9%

1.6 km at 6.8%

1.4 km at 3.1%

1.4 km at 3.5%