Gubeikou was a military strong point between the Shanhaiguan Pass and Juyongguan Pass, and the only way to pass through the Liaodong flatland and Inner Mongolia to the central plains of China. It was an area of strategic military importance, especially during the Liao, Jin, Yuan, Ming and Qing dynasties. Battles to occupy Gubeikou were constant, and, as a result, the military function of the Great Wall became very important. we will meet at hotel,travel 2.5 hours to Gubeikou. Upon arrival, we will walk through an ancient village and lush farmland before ascending the Gubeikou Great Wall. After 3-4 hours of hiking, we arrive at the highest peak of this section, known as the 24-Hole Guard Tower. Once we reach the destination, you will relax and enjoy a picnic lunch you have packed yourself. From the tower, the hike is around 1.5 the campsite by the Great Wall, where your tent will be waiting for you. At the end of the day, we will spend time together and feast on a BBQ dinner.