state historic park in Grass Valley, California, USA | |||||
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| Location | Grass Valley,Nevada County,California, Pacific States Region | ||||
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39° 12′ 12.96″ N, 121° 02′ 34.8″ W | |||||
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Empire Mine State Historic Park is in Nevada County, California, USA, partly within Grass Valley.
Not to be confused withEmpire Mine of Arizona.
This category has only the following subcategory.
The following 31 files are in this category, out of 31 total.