宁夏景点介绍：ImperialTombsofWesternXiaYuanhao assumed the imperial title, it was known as the Xia Kingdom. In 1227, Western Xia was conquered by Yuan emperor Tai Zu (Genghis Khan). The Western Xia had ten ruling emperors over a 190 year period. The sites of the imperial mausoleums were chosen nearby at the east foot of the Helan...
