Scattered across the southern Chinese countryside stand over 500 remarkable watchtowers, forming the most concentrated cluster of these historic fortresses in China. Built a century ago to defend against bandits and floods, they once stood as symbols of resilience and protection.

Today, a new generation is reimagining their legacy, finding innovative ways to preserve and revitalize these architectural treasures. What inspires them to dedicate themselves to rural heritage conservation? And how are they breathing new life into ancient architecture? Join us as we uncover the stories behind China's hidden fortresses.