Jiangsu Nanjing | Tangshan Underground City, Exploring the Story of Underground Ruins

🚗 Hidden in Nanjing lies this eerie yet awe-inspiring secret spot—the Tangshan Tiankeng (Sky Pit)! Not only is it a witness to the Japanese army's frenzied excavations, but it’s also now a completely abandoned massive pit, as if nature and human history are locked in a silent showdown. Stepping onto this land feels like traveling through time, back to the war-torn era. 🚗 Even more shocking is that a vast, little-known underground city lies hidden around the Tiankeng! The sheer scale of this underground city is rare in Nanjing and even the surrounding areas. Entering it, the sense of awe and wonder is simply indescribable. Under dim lighting, the mottled walls and dilapidated facilities silently speak of the passage of time and the weight of history. Every step you take carries an inexplicable air of mystery, as if untold secrets are buried here. 🚗 In recent years, urban exploration has become quite trendy, with many places offering such activities. It’s a great way to stay active while learning about history. If you enjoy underground cave adventures, this place will surely fascinate you! The caves are cool inside, making them perfect for escaping the summer heat. Gather a few friends and embark on this exploration—just be sure to go with a guide! Never venture in alone!