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所属栏目：探索发现
所属频道：CCTV-10科教
年份：2014
展开全部
简介：以中国北京长城为主线，较为全面系统地讲述了秦汉以来万里长城的修筑、维护，及其在不同历史时期所发挥的不同作用。收起
《探索发现》 20141027 长城内外（五）礼乐四方
《探索发现》 20141026 长城内外（四）怀柔天下
《探索发现》 20141025 长城内外（三）长城居民
《探索发现》 20141024 长城内外（二）千年关贸
《探索发现》 20141023 长城内外（一）寻路长城
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