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Black Diamond Mines Regional Preserve

4.7 (69) · € 36.99 · En stock

The East Bay Regional Park District began acquiring land for Black Diamond Mines Regional Preserve in the early 1970s.

Bay Area Hiker: Black Diamond Mines Regional Preserve

File:Black Diamond Mines Regional Preserve - Rose Hill Cemetery - panoramio (1).jpg - Wikimedia Commons

10 Best Hikes and Trails in Black Diamond Mines Regional Preserve

Black Diamond Mines Loop - Lonely Hiker

10 Best Hikes and Trails in Black Diamond Mines Regional Preserve

Photos from Black Diamond Mine Regional Preserve's new coal mine experience opens

Black Diamond Mines Regional Preserve - All You Need to Know BEFORE You Go (with Photos)

Black Diamond Mines Regional Preserve - All You Need to Know BEFORE You Go (with Photos)

Black Diamond Mines Regional Preserve

Black Diamond Mines Greathouse Visitor Center