Introduction to Ganquan Palace: Ganquan Palace is located at the southernmost point, symbolizing the end of the ancient road of the Qin Dynasty. The main hall of Ganquan Palace is the only iconic palace of the Qin Dynasty located on the grassland outside the Great Wall. It has a construction area of ​​39,000 square meters. It is a floor-style palace restored in the style of the Qin and Han Dynasties.