Part 3/8:
Maca begins his quest in Jinshanling, a remote mountain area where remnants of the wall remain largely untouched since the Ming Dynasty. The Ming rulers, who reigned from 1368 to 1644, constructed approximately 25,000 watchtowers, showcasing intricate engineering. The towers also reveal defenses against invaders, such as openings through which soldiers could launch attacks using explosives.
By analyzing satellite images, researchers are able to identify the locations of watchtowers along the wall, noting its impressive adaptability across various terrains, from mountains to deserts.