✦ The Ancient Atlas

Longyou Caves

UndergroundAsiaChina

24 man-made caverns in China discovered in 1992, carved from siltstone. No historical records of their construction. Uniform chisel marks across enormous chambers.

29.0300°, 119.1700°

Look Closer — this site carries open questions: tool marks suggesting advanced machining. See machining across the Atlas →
Open in the Atlas map →

Walkthrough videos (6)

The Impossible 2,000-Year-Old Engineering of China's Longyou CavesThe Impossible 2,000-Year-Old Engineering of China's Longyou Caves · Wandering WolfThe Longyou Caves Mystery: Ancient Engineering & Hidden Grottoes of ChinaThe Longyou Caves Mystery: Ancient Engineering & Hidden Grottoes of China · Wandering WolfLongyou Caves, China! Two-Hour Close-Up Gimbal Walkthrough of All 5 Open CavesLongyou Caves, China! Two-Hour Close-Up Gimbal Walkthrough of All 5 Open Caves · Mark LeitheadPre-Historic Mega Structures In China (Longyou Caves section)Pre-Historic Mega Structures In China (Longyou Caves section) · Universe Inside YouGigantic Ancient Megastructures in China — Built By Unknown Civilization (Longyou Caves section)Gigantic Ancient Megastructures in China — Built By Unknown Civilization (Longyou Caves section) · Universe Inside YouThe Mysterious Longyou Caves in ChinaThe Mysterious Longyou Caves in China · Ageless Rock

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