一公里———这是大同云冈石窟从东到西的距离,普通游客最多两小时就可游完的路程,李治国一走就是四十五年。从日出走到日落,从青春走到白发,从一名讲解员到如今蜚声中外的石质文物研究保护专家,他乐此不疲,执著而又坚韧。云冈石窟建于北魏,依山开凿。现存大小窟龛252个,石雕佛 One kilometer - this is Datong Yungang Grottoes from east to west distance, ordinary tourists can swim up to two hours away, Li Zhiguo away is forty-five years. From sunrise to sunset, from youth to white hair, from a guide to now renowned Chinese and foreign stone heritage research protection experts, he never tired, persistent and tough. Yungang Grottoes was built in the Northern Wei Dynasty, cut the mountain. The existing size of niches 252, stone Buddha