[Yen-hsia-tu]
Site in Yi xian (Yi County), Hebei Province, China. The capital of the state of Yan during the middle and later parts of the Warring States period (403–221
The palace area is in the northern part of the eastern city, and here four large rammed-earth foundations on earthen mounds were found: Wuyangtai, Wangjingtai, Zhanggongtai and Laomutai. Of these, Wuyangtai is the largest (...