Kaiyang Ancient Fort should generally be called Kaiyang Fort. It is located in Kaiyang Village, Yangyuan County, Zhangjiakou. It is an ancient village. There are residents here, but it feels not very much. Generally speaking, it is relatively dilapidated, but this does not affect its original charm at all. I drove past the archway and found a place to stop. Then follow the road, after a few high slopes, you can gradually see the house, there are houses, classrooms, and activity places, all made of bricks and tiles, or stones, or thatched, go deep, walk between the buildings, that alley, mostly dirt roads, some places overgrown with weeds, Walking and walking, you can see similar caves, traces of people living, if you go up high, you can also see the village style, most of the ruins and broken walls, only the flowers and trees are still swaying, the overall scenery and fun, like it or not varies from person to person, winning money is not bad, Because there is no need for tickets and no parking fees