The village under the horizon-Baishe Dikeng Courtyard, located in Baishe Village, Xinxing Town, Sanyuan County, Shaanxi Province. The so-called Dikeng Courtyard is to dig out a square deep pit about ten to fifteen meters deep underground, and dig out cave caves around for living, forming an underground courtyard. This is the ancient residential building in the northern countryside, has a history of more than 1,000 years, can be called the living fossil of ancient Chinese houses.