Where is Loushanguan?

Chumi10.8 km · 6.7 mi → Huaqiu21.7 km · 13.5 mi → Xinzhan28.2 km · 17.5 mi → Tongzi31.8 km · 19.7 mi → Suiyang40.5 km · 25.2 mi → Huichuan43.9 km · 27.3 mi → Wenshui45.3 km · 28.2 mi → Songkan46.1 km · 28.6 mi → Renhuai46.4 km · 28.8 mi → Liangcunchang49.2 km · 30.5 mi → Zunyi50.4 km · 31.3 mi → Honghuagang54.6 km · 33.9 mi →

Anlong25.21091, 105.31495 → Anshun26.25491, 105.94378 → Aoshi26.40167, 109.07111 → Bahuang27.71806, 109.01889 → Baishi26.97361, 109.44333 → Baiyun26.73833, 106.67561 →