Where is Shanmen?

Zhushi15.3 km · 9.5 mi → Dongkou15.6 km · 9.7 mi → Hengbanqiao18.1 km · 11.2 mi → Shijiang18.8 km · 11.7 mi → Longtan25.9 km · 16.1 mi → Hexiangqiao26.8 km · 16.6 mi → Huangqiao26.9 km · 16.7 mi → Ma’an27.7 km · 17.2 mi → Liuduzhai28.6 km · 17.8 mi → Huangmaoyuan29.3 km · 18.2 mi → Longhui31.1 km · 19.3 mi → Xiaoshajiang33.4 km · 20.8 mi →

Anhua28.30314, 111.40288 → Anjiang27.31944, 110.10306 → Anping27.86639, 110.11611 → Anren26.57273, 113.34912 → Anxiang29.41356, 112.16527 → Anxiang29.40000, 112.15000 →