🇨🇳 China · Rock-cut
Longyou Grottoes
Warring States to Han (contested) · Yue–Wu contested; possibly Chu or Han
Mystery siltstone quarry silos 30×40 m 10–35 m deep with cavetto walls, 1992 flooded rediscovery.
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🇨🇳 China · Rock-cut
Warring States to Han (contested) · Yue–Wu contested; possibly Chu or Han
Mystery siltstone quarry silos 30×40 m 10–35 m deep with cavetto walls, 1992 flooded rediscovery.