龙游大型古地下洞室群虽然已保持了长达两千年之久的完整，但是现场调查发现，这些洞室存在着许多病害现象。
The Longyou large ancient underground caverns contains the long-term integrity about two thousands years, but the field investigations show that the caverns are being up against many diseases.
一个超浅埋大型古地下洞室群于1992年在浙江省龙游县被四个农民发现。
In 1992, four local peasants found large-scale ancient man-made shallow rock caverns in Longyou, Zhejiang.
浙江省西部龙游县的龙游大型古地下洞室群由24个洞室组成，该洞室群开挖于2000年前。
An ancient man-made near ground surface rock cavern group was found in Longyou County, Zhejiang Province. The 24 large caverns were excavated 2000 years ago.
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