Introduction to ancient tombs: There are more than 1,000 ancient tombs with a history of more than 1,500 years scattered on the vast land, among which ancient tomb No. 1 is the most important. Although only the first and second floors were excavated, a large number of funerary objects and the remains of horses, cattle, sheep and other animals were unearthed. Currently, excavation work is still ongoing, and historical research will continue.