比利时斯皮耶纳的新石器时代燧石矿面积达一百多公顷，是欧洲最大且最早的古代矿坑的集中地。
The Neolithic flint mines at Spiennes, covering more than 100 ha, are the largest and earliest concentration of ancient mines in Europe.
比利时斯皮耶纳的新石器时代燧石矿面积达一百多公顷，是欧洲最大且最早的古代矿坑的集中地。
The Neolithic flint mines at Spiennes, covering more than 100 ha, are the largest and earliest concentration of ancient mines in Europe.
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