49. Qinhuangdao · Lao Longtou (Old Dragon’s Head): Where the Great Wall Meets the Sea

On the shores of the Bohai Sea in northern China lies a truly awe-inspiring historical site. Here, the majestic Great Wall—stretching from the direction of the Yan Mountains—finally meets the vast expanse of the sea. Ancient ramparts, rolling waves, and an endless sky combine to create a unique tableau of mountains and ocean. This is Laolongtou (“Old Dragon’s Head”), located in the Shanhaiguan District of Qinhuangdao City, Hebei Province. As a vital component of the Ming Dynasty Great Wall, Laolongtou is world-renowned for the striking spectacle of the wall merging with the sea. It is not only a destination of magnificent natural beauty but also a significant military installation that once served as a key part of the Ming Dynasty’s coastal defense system. Standing here, one beholds more than just a coastal landscape; one sees the enduring historical imprints of an ancient Chinese military defense project from centuries past. Why does the Great Wall extend into the sea? How did the ancients leverage the coastal terrain to construct their defensive lines? And what specific role did Laolongtou play within the Ming Dynasty’s Great Wall defense network? Today, let us journey to Laolongtou in Qinhuangdao—walk along its ancient walls, experience the grandeur of the Great Wall meeting the sea, and uncover the historical stories that lie behind this coastal fortress.