Hidden place · Niihama, Japan
Besshi Copper Mine Historic Site
The historic copper mine opened in 1744, once one of the world’s most productive mines, now preserved as a heritage location reflecting Niihama’s industrial…
Hidden place · Niihama, Japan
The historic copper mine opened in 1744, once one of the world’s most productive mines, now preserved as a heritage location reflecting Niihama’s industrial…
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