Black Diamond Mines Regional Preserve
The Black Diamond Mines Regional Preserve is a 6,000-acre (2,400 ha) park located north of Mount Diablo in Contra Costa County, California under the administration of the East Bay Regional Park District. The preserve contains relics of 3 mining towns, former coal and sand mines, and offers guided tours of a former sand mine. The 60 miles (97 km) of trails in the Preserve cross rolling foothill terrain covered with grassland, California oak woodland, California mixed evergreen forest, and chaparral.
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Black Diamond Mines Regional Preserve
The Black Diamond Mines Regional Preserve is a 6,000-acre (2,400 ha) park located north of Mount Diablo in Contra Costa County, California under the administration of the East Bay Regional Park District. The preserve contains relics of 3 mining towns, former coal and sand mines, and offers guided tours of a former sand mine. The 60 miles (97 km) of trails in the Preserve cross rolling foothill terrain covered with grassland, California oak woodland, California mixed evergreen forest, and chaparral.
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El Black Diamond Mines Regiona ...... ble y económica en California.
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The Black Diamond Mines Region ...... ergreen forest, and chaparral.
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1991-10-02
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743,937,754
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California#USA
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37.95027777777778 -121.85694444444445
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El Black Diamond Mines Regiona ...... ble y económica en California.
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The Black Diamond Mines Region ...... ergreen forest, and chaparral.
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Black Diamond Mines Regional Preserve
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Reserva Regional Minas Diamante Negro
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3.795027777777778e+1
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-1.2185694444444446e+2
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Black Diamond Mines
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