Kaiyang Ancient Castle in Yangyuan County, Zhangjiakou
Kaiyang Ancient Castle in Yangyuan County of Zhangjiakou is one of the Best Tourist Attractions and Top Things to Do when you travel to Zhangjiakou, it introduces the main scenic spots, entrance tickets booking, The best time to visit, How to Get there, the highlights, facts, history, photos, visiting routes, travel tips, travel maps of Kaiyang Ancient Castle in Yangyuan County of Zhangjiakou(张家口市阳原县开阳古堡).