Gammul-myeon

1.2 km at 13.6%

2.5 km at 6.9%

3.9 km at 4.7%

3.9 km at 4.6%

4.8 km at 3.6%

4.3 km at 4.3%

4.3 km at 3.7%

3.9 km at 4.7%