What do you recommend for your favorite tourist attractions?

Dunhuang. Surely when you think of Dunhuang, the Silk Road will emerge, because Dunhuang is the node of the Silk Road, and Dehua is famous for its rock paintings and Dunhuang Grottoes. There are also Customs Museum, Baiyun Temple and Mogao Grottoes. The natural landscape is very rich, the Gobi Desert is very distinctive, and tickets are also free.