Great Wall of China at Mutianyu 22. Watchtower The Mutianyu Pass consists of 3 watchtowers, one big in the center and two smaller on both sides. Standing on the same terrace, the three watchtowers are connected to each other inside and compose a rarely seen structure among all sections of Great Wall. ⇦ Back to Page 21 On to Page 23 ⇨Hi-Res Pic (175K) Return to Mutianyu Great Wall Page 3 |