Great Wall Of China, Huanghuacheng, Jiuduhe, Huairou District, Beijing, China

• "North Pass" of Juyongguan pass, known as the Badaling. When used by the Chinese to protect their land, the section of the wall had many guards to defend China’s capital Beijing. Made of stone and bricks from the hills, this portion of the Great Wall is 7.8 meters (26 ft) high and 5 meters (16 ft) wide.
• "West Pass" of Jiayuguan (pass). This fort is near the western edges of the Great Wall.
• "Pass" of Shanhaiguan. This fort is near the eastern edges of the Great Wall.
• One of the most striking sections of the Ming Great Wall is where it climbs extremely steep slopes. It runs 11 kilometers (6.8 mi) long, ranges from 5 to 8 meters (16–26 ft) in height, and 6 meters (20 ft) across the bottom, narrowing up to 5 meters (16 ft) across the top. Wangjinglou is one of Jinshanling's 67 watchtowers, 980 meters (3,220 ft) above sea level.